Journal of Psychiatric Research

Papers
(The median citation count of Journal of Psychiatric Research is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-11-01 to 2024-11-01.)
ArticleCitations
Psychological distress and adaptation to the COVID-19 crisis in the United States320
Onset and frequency of depression in post-COVID-19 syndrome: A systematic review250
Trends in anxiety among adults in the United States, 2008–2018: Rapid increases among young adults169
Students’ mental health problems before, during, and after COVID-19 lockdown in Italy161
COVID-19 and mental health in Brazil: Psychiatric symptoms in the general population158
Nurses endured high risks of psychological problems under the epidemic of COVID-19 in a longitudinal study in Wuhan China121
College student mental health risks during the COVID-19 pandemic: Implications of campus relocation110
Psychosocial experiences of postnatal women during the COVID-19 pandemic. A UK-wide study of prevalence rates and risk factors for clinically relevant depression and anxiety110
The early impact of COVID-19 on mental health and community physical health services and their patients’ mortality in Cambridgeshire and Peterborough, UK104
Preliminary investigation of the association between COVID-19 and suicidal thoughts and behaviors in the U.S.103
Loneliness in the COVID-19 pandemic: Associations with age, gender and their interaction103
Cognitive dysfunction associated with COVID-19: A comprehensive neuropsychological study103
Estimating the risk of suicide associated with mental disorders: A systematic review and meta-regression analysis94
Social participation and depressive symptoms in community-dwelling older adults: Emotional social support as a mediator91
Anxiety, depression and stress during the COVID-19 pandemic: Results from a cross-sectional survey89
Mental health, substance use, and suicidal ideation during a prolonged COVID-19-related lockdown in a region with low SARS-CoV-2 prevalence85
Prevalence and risk factors of internet gaming disorder and problematic internet use before and during the COVID-19 pandemic: A large online survey of Japanese adults84
The emergence of digital mental health in low-income and middle-income countries: A review of recent advances and implications for the treatment and prevention of mental disorders83
Real-world effectiveness of ketamine in treatment-resistant depression: A systematic review & meta-analysis80
The prevalence and possible risk factors of internet gaming disorder among adolescents and young adults: Systematic reviews and meta-analyses79
Interventions to address mental health issues in healthcare workers during infectious disease outbreaks: A systematic review79
Psychiatric emergencies during the height of the COVID-19 pandemic in the suburban New York City area72
Top problems of adolescents and young adults with ADHD during the COVID-19 pandemic72
Efficacy of immersive PTSD treatments: A systematic review of virtual and augmented reality exposure therapy and a meta-analysis of virtual reality exposure therapy71
Social media use in China before and during COVID-19: Preliminary results from an online retrospective survey70
The acute antisuicidal effects of single-dose intravenous ketamine and intranasal esketamine in individuals with major depression and bipolar disorders: A systematic review and meta-analysis69
One-year mental health outcomes in a cohort of COVID-19 survivors67
Psychiatric and neurological complications of long COVID66
Impact of the COVID-19 pandemic on mental health, access to care, and health disparities in the perinatal period65
Gender differences in mental health problems of healthcare workers during the coronavirus disease 2019 outbreak65
How loneliness is talked about in social media during COVID-19 pandemic: Text mining of 4,492 Twitter feeds63
Melatonin for delirium prevention in hospitalized patients: A systematic review and meta-analysis58
Stress, resilience, and coping strategies in a sample of community-dwelling older adults during COVID-1957
Prevalence of skin picking (excoriation) disorder57
Probing depression, schizophrenia, and other psychiatric disorders using fNIRS and the verbal fluency test: A systematic review and meta-analysis55
A systematic review on the intersection of attention-deficit hyperactivity disorder and gaming disorder54
Fecal microbiota transplantation ameliorates stress-induced depression-like behaviors associated with the inhibition of glial and NLRP3 inflammasome in rat brain52
Global impact of the COVID-19 pandemic on mental health services: A systematic review51
Euthanasia and assisted suicide in psychiatric patients: A systematic review of the literature51
Prevalence of current mental disorders before and during the second wave of COVID-19 pandemic: An analysis of repeated nationwide cross-sectional surveys51
Registered clinical studies investigating psychedelic drugs for psychiatric disorders50
Mental health research in response to the COVID-19, Ebola, and H1N1 outbreaks: A comparative bibliometric analysis50
Workplace violence and its association with quality of life among mental health professionals in China during the COVID-19 pandemic48
Altered neuroaxonal integrity in schizophrenia and major depressive disorder assessed with neurofilament light chain in serum48
Pandemic-related mental health risk among front line personnel48
Clinical and biological predictors of psychedelic response in the treatment of psychiatric and addictive disorders: A systematic review47
Self-harm and the COVID-19 pandemic: A study of factors contributing to self-harm during lockdown restrictions47
Functional impairment in Posttraumatic Stress Disorder: A systematic review and meta-analysis46
Frequency and correlates of anxiety symptoms during the COVID-19 pandemic in low- and middle-income countries: A multinational study46
Mental health difficulties among trans and gender diverse young people with an autism spectrum disorder (ASD): Findings from Trans Pathways46
Glial fibrillary acidic protein as blood biomarker for differential diagnosis and severity of major depressive disorder45
The efficacy of meditation-based mind-body interventions for mental disorders: A meta-review of 17 meta-analyses of randomized controlled trials45
Letter to the Editor: New onset psychosis and mania following COVID-19 infection44
Panic buying or good adherence? Increased pharmacy purchases of drugs from wholesalers in the last week prior to Covid-19 lockdown43
Worry about COVID-19 contagion and general anxiety: Moderation and mediation effects of cognitive emotion regulation43
tACS as a promising therapeutic option for improving cognitive function in mild cognitive impairment: A direct comparison between tACS and tDCS42
Dissociation and emotion regulation strategies: A meta-analytic review42
Digital phenotyping adherence, feasibility, and tolerability in outpatients with schizophrenia42
Psychological distress and sleep quality of COVID-19 patients in Wuhan, a lockdown city as the epicenter of COVID-1942
Antisuicidal and antidepressant effects of ketamine and esketamine in patients with baseline suicidality: A systematic review41
The role of social support and resilience in the mental health impact of the COVID-19 pandemic among healthcare workers in Spain41
Using weak supervision and deep learning to classify clinical notes for identification of current suicidal ideation40
Smartphone sensing of social interactions in people with and without schizophrenia40
Systematic transdiagnostic review of magnetic-resonance imaging results: Depression, anxiety disorders and their co-occurrence39
A systematic review of the association between biological markers and environmental stress risk factors for adolescent depression39
Real-world efficacy of deep TMS for obsessive-compulsive disorder: Post-marketing data collected from twenty-two clinical sites39
Microglia mediated neuroinflammation in autism spectrum disorder39
Sleep disturbance predicts suicidal ideation during COVID-19 pandemic: A two-wave longitudinal survey38
Correlates of obsessive-compulsive and related disorders symptom severity during the COVID-19 pandemic38
Trajectories of depression and anxiety during COVID-19 associations with religion, income, and economic difficulties37
Peritraumatic reactions during the COVID-19 pandemic – The contribution of posttraumatic growth attributed to prior trauma37
Sensory processing difficulties in psychiatric disorders: A meta-analysis37
Non-suicidal self-injury (NSSI) in adult psychiatric outpatients – A nationwide study37
Does peritraumatic distress predict PTSD, depression and anxiety symptoms during and after COVID-19 lockdown in France? A prospective longitudinal study37
Suicide risk factors across suicidal ideators, single suicide attempters, and multiple suicide attempters36
The associations between loneliness, social exclusion and pain in the general population: A N=502,528 cross-sectional UK Biobank study36
Dissociation in relation to other mental health conditions: An exploration using network analysis35
Prevalence, trajectory over time, and risk factor of post-COVID-19 fatigue34
Impact of COVID-19 pandemic on involuntary and urgent inpatient admissions for psychiatric disorders in a German-wide hospital network34
MDMA-assisted therapy significantly reduces eating disorder symptoms in a randomized placebo-controlled trial of adults with severe PTSD34
The effectiveness, safety and tolerability of ketamine for depression in adolescents and older adults: A systematic review33
Clostridiales are predominant microbes that mediate psychiatric disorders33
Alcohol use, cannabis use, and psychopathology symptoms among college students before and after COVID-1933
Excess mortality in severe mental disorders: A systematic review and meta-regression32
Can machine learning be useful as a screening tool for depression in primary care?32
Comparing efficacy of telehealth to in-person mental health care in intensive-treatment-seeking adults32
A revised and extended systematic review and meta-analysis of the relationship between childhood adversity and adult psychiatric disorder32
Impact of the coronavirus 2019 (COVID-19) pandemic on anxiety diagnosis in general practices in Germany32
Considering gender differences in the study and treatment of internet gaming disorder32
Pharmacological treatments for adults with post-traumatic stress disorder: A network meta-analysis of comparative efficacy and acceptability32
Identifying subtypes of trichotillomania (hair pulling disorder) and excoriation (skin picking) disorder using mixture modeling in a multicenter sample31
Is neuroticism differentially associated with risk of Alzheimer's disease, vascular dementia, and frontotemporal dementia?31
Gender differences in prevalence and outcomes of exposure to potentially morally injurious events among post-9/11 veterans31
Psychiatric disorders in health professionals during the COVID-19 pandemic: A systematic review with meta-analysis31
Suicide-related calls to a national crisis chat hotline service during the COVID-19 pandemic and lockdown30
Blunted salivary cortisol response to psychosocial stress in women with posttraumatic stress disorder30
Coping strategies that reduce suicidal ideation: An ecological momentary assessment study30
Anxiety levels during a second local COVID-19 pandemic breakout among quarantined people: A cross sectional survey in China30
Depression underdiagnosis: Prevalence and associated factors. A population-based study30
Exploring brain insulin resistance in adults with bipolar depression using extracellular vesicles of neuronal origin29
Heterogeneity in COVID-19 pandemic-induced lifestyle stressors predicts future mental health in adults and children in the US and UK29
An international survey examining the impact of the COVID-19 pandemic on telehealth use among mental health professionals29
Mental health outcomes of coronavirus infection survivors: A rapid meta-analysis29
The abuse liability of ketamine: A scoping review of preclinical and clinical studies29
Burnout, depression and anxiety among Swiss medical students – A network analysis29
Impact of COVID-19 lockdown on individuals under treatment for substance use disorders: Risk factors for adverse mental health outcomes29
Anxiety, perceived control and pandemic behaviour in Thailand during COVID-19: Results from a national survey29
Intranasal oxytocin versus placebo for hyperphagia and repetitive behaviors in children with Prader-Willi Syndrome: A randomized controlled pilot trial29
Prevalence, risk and protective factors associated with suicidal ideation during the COVID-19 pandemic in U.S. military veterans with pre-existing psychiatric conditions29
Impact of containment and mitigation measures on children and youth with ASD during the COVID-19 pandemic: Report from the ELENA cohort28
Substance use among sexual minorities in the US – Linked to inequalities and unmet need for mental health treatment? Results from the National Survey on Drug Use and Health (NSDUH)28
The effect of childhood trauma on the severity of obsessive-compulsive symptoms: A systematic review28
A transdiagnostic review of safety, efficacy, and parameter space in accelerated transcranial magnetic stimulation28
Promoting resilience in healthcare workers during the COVID-19 pandemic with a brief online intervention28
The relationship between suicide-specific rumination and suicidal intent above and beyond suicidal ideation and other suicide risk factors: A multilevel modeling approach27
Associations among exaggerated threat perceptions, suicidal thoughts, and suicidal behaviors in U.S. firearm owners27
Sex differences in resting EEG power in Fragile X Syndrome27
Delirium is a good predictor for poor outcomes from coronavirus disease 2019 (COVID-19) pneumonia: A systematic review, meta-analysis, and meta-regression27
Prevalence and incidence of postpartum depression and environmental factors: The IGEDEPP cohort27
Understanding versus feeling the emotions of others: How persistent and recurrent depression affect empathy27
Machine learning-based diagnosis support system for differentiating between clinical anxiety and depression disorders27
Potential therapeutic benefits of cannabinoid products in adult psychiatric disorders: A systematic review and meta-analysis of randomised controlled trials27
Gamma transcranial alternating current stimulation improves mood and cognition in patients with major depression27
Is spirituality a component of wisdom? Study of 1,786 adults using expanded San Diego Wisdom Scale (Jeste-Thomas Wisdom Index)27
Physician death by suicide in the United States: 2012–201627
Decreasing mental well-being during the COVID-19 pandemic: A longitudinal study among Danes before and during the pandemic27
Psychosis during the COVID-19 pandemic: A systematic review of case reports and case series27
Early onset of depression and treatment outcome in patients with major depressive disorder27
Childhood exposure to ambient air pollution and predicting individual risk of depression onset in UK adolescents26
Predictive inflammatory biomarkers for change in suicidal ideation in major depressive disorder and panic disorder: A 12-week follow-up study26
Insomnia, sleep duration, and risk of anxiety: A two-sample Mendelian randomization study26
Cortical activation and functional connectivity during the verbal fluency task for adolescent-onset depression: A multi-channel NIRS study26
Mindfulness intervention for mild cognitive impairment led to attention-related improvements and neuroplastic changes: Results from a 9-month randomized control trial26
Post-traumatic stress, anxiety, and depressive symptoms in caregivers of children tested for COVID-19 in the acute phase of the Italian outbreak26
DNA methylation signature as a biomarker of major neuropsychiatric disorders26
Repurposed drugs as adjunctive treatments for mania and bipolar depression: A meta-review and critical appraisal of meta-analyses of randomized placebo-controlled trials26
Alarmins (IL-33, sST2, HMGB1, and S100B) as potential biomarkers for schizophrenia26
Support for the social-cognitive model of internalized stigma in serious mental illness26
Ecological momentary assessment as a measurement tool in depression trials25
Relationships between inflammatory markers and suicide risk status in major depression25
Sleep and circadian rhythm actigraphy measures, mood instability and impulsivity: A systematic review25
Prevalence of cocaine use and cocaine use disorder among adult patients with attention-deficit/hyperactivity disorder: A systematic review and meta-analysis25
Are radicalization and terrorism associated with psychiatric disorders? A systematic review25
Stress, academic burnout, smartphone use types and problematic smartphone use: The moderation effects of resilience25
Treatment-resistant depression and risk of all-cause mortality and suicidality in Danish patients with major depression24
Persistent mental health impacts of disaster. Five-year follow-up after the 2011 great east Japan earthquake and tsunami: Iwanuma Study24
Early intervention attenuates synaptic plasticity impairment and neuroinflammation in 5xFAD mice24
Increased levels of circulating cell-free mtDNA in plasma of late life depression subjects24
A systematic review and meta-analysis of lipid metabolomic signatures of Major Depressive Disorder24
Gut microbiota and brain alterations in a translational anorexia nervosa rat model24
Prevalence of hormone-related mood disorder symptoms in women with ADHD24
Effect of the COVID-19 pandemic on stress, anxiety, and depressive disorders in German primary care: A cross-sectional study24
Current directions in biomarkers and endophenotypes for anorexia nervosa: A scoping review24
Contamination-related behaviors, obsessions, and compulsions during the COVID-19 pandemic in a United States population sample23
Can ‘floating’ predict treatment response to ketamine? Data from three randomized trials of individuals with treatment-resistant depression23
Neurocovid-19: A clinical neuroscience-based approach to reduce SARS-CoV-2 related mental health sequelae23
Predicting postpartum psychiatric admission using a machine learning approach23
Associations of lockdown stringency and duration with Google searches for mental health terms during the COVID-19 pandemic: A nine-country study23
Association between obsessive-compulsive and related disorders and experiential avoidance: A systematic review and meta-analysis23
Prevalence, risk and protective factors for mild cognitive impairment in a population-based study of Singaporean elderly23
Behavioural responses and anxiety symptoms during the coronavirus disease 2019 (COVID-19) pandemic in Japan: A large scale cross-sectional study23
Threat perceptions and the intention to acquire firearms23
Altered regional brain activity and functional connectivity patterns in major depressive disorder: A function of childhood trauma or diagnosis?23
Frailty and severe mental illness: A systematic review and narrative synthesis23
Suicide rates during social crises: Changes in the suicide rate in Japan after the Great East Japan earthquake and during the COVID-19 pandemic23
Prevalence and gender distribution of trichotillomania: A systematic review and meta-analysis23
Progression of neuroanatomical abnormalities after first-episode of psychosis: A 3-year longitudinal sMRI study23
Cognition Assessment in Virtual Reality: Validity and feasibility of a novel virtual reality test for real-life cognitive functions in mood disorders and psychosis spectrum disorders23
Repetitive transcranial magnetic stimulation and transcranial direct current stimulation for auditory hallucinations in schizophrenia: Systematic review and meta-analysis22
mHealth technology to assess, monitor and treat daily functioning difficulties in people with severe mental illness: A systematic review22
Identifying crucial biomarkers in peripheral blood of schizophrenia and screening therapeutic agents by comprehensive bioinformatics analysis22
A new perspective on depression and neuroinflammation: Non-coding RNA22
The role of the dorsolateral and ventromedial prefrontal cortex in emotion regulation in females with major depressive disorder (MDD): A tDCS study22
The environment contributes more than genetics to smaller hippocampal volume in Posttraumatic Stress Disorder (PTSD)22
Analysis of blood mature BDNF and proBDNF in mood disorders with specific ELISA assays22
Predicting offenses among individuals with psychiatric disorders - A machine learning approach22
Midlife suicide: A systematic review and meta-analysis of socioeconomic, psychiatric and physical health risk factors22
Dissociated profiles of sleep timing and sleep quality changes across the first and second wave of the COVID-19 pandemic22
An altered global DNA methylation status in women with depression22
The potential pathophysiological role of aldosterone and the mineralocorticoid receptor in anxiety and depression – Lessons from primary aldosteronism22
The imbalance between goal-directed and habitual systems in internet gaming disorder: Results from the disturbed thalamocortical communications22
Universal depression prevention: An umbrella review of meta-analyses22
Cross-sectional associations of leisure and transport related physical activity with depression and anxiety22
The impact of emotion regulation and mental health difficulties on health behaviours during COVID1922
Comorbid obsessive-compulsive disorder in individuals with eating disorders: An epidemiological meta-analysis22
Botulinum toxin for the management of depression: An updated review of the evidence and meta-analysis22
Temporal associations between problematic use of the internet and self-stigma among people with substance use disorders: A cross-lagged model across one year21
The role of mixed B vitamin intakes on cognitive performance: Modeling, genes and miRNAs involved21
Disorganization in first episode schizophrenia: Treatment response and psychopathological findings from the 2-year follow-up of the “Parma Early Psychosis” program21
Facing the “new normal”: How adjusting to the easing of COVID-19 lockdown restrictions exposes mental health inequalities21
Body-environment integration: Temporal processing of tactile and auditory inputs along the schizophrenia continuum21
The performance of machine learning models in predicting suicidal ideation, attempts, and deaths: A meta-analysis and systematic review21
The impact of COVID-19 pandemic on mental health in gay, bisexual, and other men who have sex with men in China: Difference by HIV status21
Comparative associations of problematic alcohol and cannabis use with suicidal behavior in U.S. military veterans: A population-based study21
Cannabis smoking increases the risk of suicide ideation and suicide attempt in young individuals of 11–21 years: A systematic review and meta-analysis21
Unveiling the relationships between cyberchondria and psychopathological symptoms21
How do gender and military sexual trauma impact PTSD symptoms in cognitive processing therapy and prolonged exposure?21
The transcranial direct current stimulation over prefrontal cortex combined with the cognitive training reduced the cue-induced craving in female individuals with methamphetamine use disorder: A rando21
Effectiveness of robot therapy in the management of behavioural and psychological symptoms for individuals with dementia: A systematic review and meta-analysis21
A network analysis of suicidal ideation, depressive symptoms, and subjective well-being in a community population21
Relation between self-perceived stress, psychopathological symptoms and the stress hormone prolactin in emerging psychosis21
Racial and ethnic disparities in posttraumatic psychopathology among postpartum women21
Internet Gaming Disorder profiles and their associations with social engagement behaviours21
A cognitive model of diminished expression in schizophrenia: The interface of metacognition, cognitive symptoms and language disturbances21
Substance use as a risk factor for bipolar disorder: A systematic review20
Suicide attempts during pregnancy and perinatal outcomes20
The associations between media use, peritraumatic distress, anxiety and resilience during the COVID-19 pandemic20
An updated transdiagnostic review of social cognition and eating disorder psychopathology20
Intranasal esketamine: From origins to future implications in treatment-resistant depression20
Experiential avoidance is associated with medical and mental health diagnoses in a national sample of deployed Gulf War veterans20
Life expectancy of people who are dependent on opioids: A cohort study in New South Wales, Australia20
Sex differences in association between clinical correlates and cognitive impairment in patients with chronic schizophrenia20
Association of trajectories of depressive symptoms with vascular risk, cognitive function and adverse brain outcomes: The Whitehall II MRI sub-study20
From motivation, decision-making to action: An fMRI study on suicidal behavior in patients with major depressive disorder20
Suicide prediction among men and women with depression: A population-based study20
Regulation of depression-related behaviors by GABAergic neurons in the lateral septum through periaqueductal gray neuronal projections20
The use of film-based interventions in adolescent mental health education: A systematic review20
Social cognition, neurocognition, symptomatology, functional competences and outcomes in people with schizophrenia – A network analysis perspective20
Effects of blast exposure on psychiatric and health symptoms in combat veterans20
Regulatory focus and the p factor: Evidence for self-regulatory dysfunction as a transdiagnostic feature of general psychopathology20
The effectiveness of high-frequency left DLPFC-rTMS on depression, response inhibition, and cognitive flexibility in female subjects with major depressive disorder19
Time is of essence - Abnormal time perspectives mediate the impact of childhood trauma on depression severity19
The relationship between occupational stress, musculoskeletal disorders and the mental health of coal miners: The interaction between BDNF gene, TPH2 gene polymorphism and the environment19
Preliminary suicide trends during the COVID-19 pandemic in Milan, Italy19
Effects of propranolol on the modification of trauma memory reconsolidation in PTSD patients: A systematic review and meta-analysis19
Help-seeking duration in adolescents with suicidal behavior and non-suicidal self-injury19
Circulating inflammatory markers impact cognitive functions in bipolar depression19
Prevalence and clinical indices of risk for sexual and gender minority youth in an adolescent inpatient sample19
Efficacy of bright light therapy in perinatal depression: A randomized, double-blind, placebo-controlled study19
Symptom provocation in obsessive–compulsive disorder: A voxel-based meta-analysis and meta-analytic connectivity modeling19
Environmental enrichment improves lifelong persistent behavioral and epigenetic changes induced by early-life stress19
Pharmacogenomics of ketamine: A systematic review19
Dispositional gratitude and mental health in the U.S. veteran population: Results from the National Health and Resilience Veterans Study19
Impact of specific combat experiences on suicidal ideation and suicide attempt in U.S. military veterans: Results from the National Health and Resilience in Veterans Study19
Prevalence and correlates of multiple suicide attempts among adolescents aged 12–15 years from 61 countries in Africa, Asia, and the Americas19
Anti-inflammatory effects of 2nd generation antipsychotics in patients with schizophrenia: A systematic review and meta-analysis19
Aberrant state-related dynamic amplitude of low-frequency fluctuations of the emotion network in major depressive disorder18
Mental health of U.S. combat veterans by war era: Results from the National health and Resilience in veterans study18
Impaired fear learning and extinction, but not generalization, in anxious and non-anxious depression18
Depression and sleep disorders are associated with early mortality in women with breast cancer in the United Kingdom18
Effects of treatment of sleep disorders on sleep, psychological and cognitive functioning and biomarkers in individuals with HIV/AIDS and under methadone maintenance therapy18
Ecological momentary assessment of interpersonal theory of suicide constructs in people experiencing psychotic symptoms18
Effects of bilateral, bipolar-nonbalanced, frontal transcranial Direct Current Stimulation (tDCS) on negative symptoms and neurocognition in a sample of patients living with schizophrenia: Results of 18
Mental health treatment utilization among U.S. military veterans with suicidal ideation: Results from the National Health and Resilience in Veterans Study18
Anxiety, depression, and stress: Can mental health variables predict panic buying?18
Working memory moderates the relation between the brain-derived neurotropic factor (BDNF) and psychotherapy outcome for depression18
Incidence, prevalence and prescription patterns of antipsychotic medications use in Asia and US: A cross-nation comparison with common data model18
Association between work-family conflict and depressive symptoms in female workers: An exploration of potential moderators18
Why adults with psychiatric conditions request euthanasia: A qualitative interview study of life experiences, motives and preventive factors18
Factors affecting mental illness and social stress in hospital workers treating COVID-19: Paradoxical distress during pandemic era18
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