PLoS ONE

Article	Citations
Students under lockdown: Comparisons of students’ social networks and mental health before and during the COVID-19 crisis in Switzerland	792
Persistent fatigue following SARS-CoV-2 infection is common and independent of severity of initial infection	626
Loneliness in the UK during the COVID-19 pandemic: Cross-sectional results from the COVID-19 Psychological Wellbeing Study	511
Psychological impacts from COVID-19 among university students: Risk factors across seven states in the United States	471
The prevalence of symptoms in 24,410 adults infected by the novel coronavirus (SARS-CoV-2; COVID-19): A systematic review and meta-analysis of 148 studies from 9 countries	446
Prognostic factors for severity and mortality in patients infected with COVID-19: A systematic review	433
COVID-19 and vaccine hesitancy: A longitudinal study	415
Depression and anxiety among university students during the COVID-19 pandemic in Bangladesh: A web-based cross-sectional survey	412
Influence of COVID-19 confinement on students’ performance in higher education	411
False-negative results of initial RT-PCR assays for COVID-19: A systematic review	410
Post-COVID-19 syndrome among symptomatic COVID-19 patients: A prospective cohort study in a tertiary care center of Bangladesh	387
Population risk factors for severe disease and mortality in COVID-19: A global systematic review and meta-analysis	374
Impact of the COVID-19 pandemic on medical education: Medical students’ knowledge, attitudes, and practices regarding electronic learning	370
The impact of the COVID-19 epidemic on mental health of undergraduate students in New Jersey, cross-sectional study	369
Association of cardiovascular disease and 10 other pre-existing comorbidities with COVID-19 mortality: A systematic review and meta-analysis	355
Impact of COVID-19 pandemic on mental health: An international study	342
Partisanship, health behavior, and policy attitudes in the early stages of the COVID-19 pandemic	336
Clinical characteristics of 82 cases of death from COVID-19	334
Prevalence and outcomes of co-infection and superinfection with SARS-CoV-2 and other pathogens: A systematic review and meta-analysis	321
Who is wearing a mask? Gender-, age-, and location-related differences during the COVID-19 pandemic	320
Factors contributing to healthcare professional burnout during the COVID-19 pandemic: A rapid turnaround global survey	316
Acute mental health responses during the COVID-19 pandemic in Australia	314
Why the COVID-19 pandemic is a traumatic stressor	304
COVID-19 vaccine rumors and conspiracy theories: The need for cognitive inoculation against misinformation to improve vaccine adherence	298
Emotional responses and coping strategies in nurses and nursing students during Covid-19 outbreak: A comparative study	295

Prevalence of depression, anxiety and post-traumatic stress disorder in health care workers during the COVID-19 pandemic: A systematic review and meta-analysis	293
Acceptance and attitudes toward COVID-19 vaccines: A cross-sectional study from Jordan	293
SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels	285
The impact of COVID-19 pandemic on physical and mental health of Asians: A study of seven middle-income countries in Asia	281
The Covid-19 pandemic and mental health of first-year college students: Examining the effect of Covid-19 stressors using longitudinal data	277
Knowledge, attitude, and practice regarding COVID-19 outbreak in Bangladesh: An online-based cross-sectional study	276
An empirical survey of data augmentation for time series classification with neural networks	275
Effects of temperature and humidity on the spread of COVID-19: A systematic review	275
New machine learning method for image-based diagnosis of COVID-19	270
Antibody response to SARS-CoV-2 infection in humans: A systematic review	267
Barriers and facilitators of adherence to social distancing recommendations during COVID-19 among a large international sample of adults	262
COVID-19 vaccine hesitancy and resistance: Correlates in a nationally representative longitudinal survey of the Australian population	260
Exposure to COVID-19 patients increases physician trainee stress and burnout	255
Bioaccumulation and biomagnification of microplastics in marine organisms: A review and meta-analysis of current data	255
Factors associated with psychological distress during the coronavirus disease 2019 (COVID-19) pandemic on the predominantly general population: A systematic review and meta-analysis	249
Proportion of asymptomatic infection among COVID-19 positive persons and their transmission potential: A systematic review and meta-analysis	243
Sequencing DNA with nanopores: Troubles and biases	243
An image J plugin for the high throughput image analysis of in vitro scratch wound healing assays	239
Clinical and analytical validation of FoundationOne Liquid CDx, a novel 324-Gene cfDNA-based comprehensive genomic profiling assay for cancers of solid tumor origin	238
Anxiety, depression, stress, fear and social support during COVID-19 pandemic among Jordanian healthcare workers	229
Psychological distress, anxiety, family violence, suicidality, and wellbeing in New Zealand during the COVID-19 lockdown: A cross-sectional study	229
Persistence of symptoms and quality of life at 35 days after hospitalization for COVID-19 infection	224
Determinants of burnout and other aspects of psychological well-being in healthcare workers during the Covid-19 pandemic: A multinational cross-sectional study	221
Global socio-economic losses and environmental gains from the Coronavirus pandemic	219
Job loss and mental health during the COVID-19 lockdown: Evidence from South Africa	213
Is older age associated with COVID-19 mortality in the absence of other risk factors? General population cohort study of 470,034 participants	206
Elderly people and responses to COVID-19 in 27 Countries	202
The anti-vaccination infodemic on social media: A behavioral analysis	201
Rapid detection of novel coronavirus/Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) by reverse transcription-loop-mediated isothermal amplification	200
Vitamin D sufficiency, a serum 25-hydroxyvitamin D at least 30 ng/mL reduced risk for adverse clinical outcomes in patients with COVID-19 infection	199
The impacts of COVID-19 pandemic on public transit demand in the United States	197
A performance comparison of supervised machine learning models for Covid-19 tweets sentiment analysis	197
Psychological consequences of COVID-19 home confinement: The ECLB-COVID19 multicenter study	195
The experiences, challenges, and acceptance of e-learning as a tool for teaching during the COVID-19 pandemic among university medical staff	193
Rate of Intensive Care Unit admission and outcomes among patients with coronavirus: A systematic review and Meta-analysis	192
Red seaweed (Asparagopsis taxiformis) supplementation reduces enteric methane by over 80 percent in beef steers	191
Public discourse and sentiment during the COVID 19 pandemic: Using Latent Dirichlet Allocation for topic modeling on Twitter	190
Burden of post-COVID-19 syndrome and implications for healthcare service planning: A population-based cohort study	189
Mask or no mask for COVID-19: A public health and market study	187
COVID-19 and mental health deterioration by ethnicity and gender in the UK	182
Prediction model and risk scores of ICU admission and mortality in COVID-19	181
Predictors of in-hospital COVID-19 mortality: A comprehensive systematic review and meta-analysis exploring differences by age, sex and health conditions	180
COVID-19 cognitive deficits after respiratory assistance in the subacute phase: A COVID-rehabilitation unit experience	178
Global seroprevalence of SARS-CoV-2 antibodies: A systematic review and meta-analysis	178
Spreading of COVID-19: Density matters	178
Microplastic contamination of drinking water: A systematic review	176
The mental health of university students during the COVID-19 pandemic: An online survey in the UK	176
Prevalence of underlying diseases in died cases of COVID-19: A systematic review and meta-analysis	175
First and second waves of coronavirus disease-19: A comparative study in hospitalized patients in Reus, Spain	174
Association of poor housing conditions with COVID-19 incidence and mortality across US counties	174

Application of local fully Convolutional Neural Network combined with YOLO v5 algorithm in small target detection of remote sensing image	173
Maternal and neonatal outcomes associated with COVID-19 infection: A systematic review	173
Reproductive number of coronavirus: A systematic review and meta-analysis based on global level evidence	170
Mask usage, social distancing, racial, and gender correlates of COVID-19 vaccine intentions among adults in the US	169
The importance of urban natural areas and urban ecosystem services during the COVID-19 pandemic	168
Twitter reveals human mobility dynamics during the COVID-19 pandemic	167
COVID-19 is rapidly changing: Examining public perceptions and behaviors in response to this evolving pandemic	166
Telemedicine in the OECD: An umbrella review of clinical and cost-effectiveness, patient experience and implementation	166
Gender differences in perceived stress and coping among college students	165
Negative attitudes about facemasks during the COVID-19 pandemic: The dual importance of perceived ineffectiveness and psychological reactance	165
PTSD symptoms among health workers and public service providers during the COVID-19 outbreak	165
Willingness to vaccinate against COVID-19 among Bangladeshi adults: Understanding the strategies to optimize vaccination coverage	165
What do we know about SARS-CoV-2 transmission? A systematic review and meta-analysis of the secondary attack rate and associated risk factors	164
Face masks reduce emotion-recognition accuracy and perceived closeness	164
Extracellular vesicles from human plasma and serum are carriers of extravesicular cargo—Implications for biomarker discovery	163
Interventions to reduce social isolation and loneliness during COVID-19 physical distancing measures: A rapid systematic review	162
Prevalence and predictors of death and severe disease in patients hospitalized due to COVID-19: A comprehensive systematic review and meta-analysis of 77 studies and 38,000 patients	162
Impact of COVID-19 pandemic on mobility in ten countries and associated perceived risk for all transport modes	159
Adolescents’ health literacy, health protective measures, and health-related quality of life during the Covid-19 pandemic	159
COVID-SCORE: A global survey to assess public perceptions of government responses to COVID-19 (COVID-SCORE-10)	158
Data quality in online human-subjects research: Comparisons between MTurk, Prolific, CloudResearch, Qualtrics, and SONA	158
Sex differences in susceptibility, severity, and outcomes of coronavirus disease 2019: Cross-sectional analysis from a diverse US metropolitan area	158
Evaluation of health-related quality of life using EQ-5D in China during the COVID-19 pandemic	157
Relationship quality and mental health during COVID-19 lockdown	156
Validation of the Mobile Application Rating Scale (MARS)	155
Framing COVID-19: How we conceptualize and discuss the pandemic on Twitter	152
Disentangling primer interactions improves SARS-CoV-2 genome sequencing by multiplex tiling PCR	152
A cross-national study of factors associated with women’s perinatal mental health and wellbeing during the COVID-19 pandemic	151
Diagnostic and prognostic value of hematological and immunological markers in COVID-19 infection: A meta-analysis of 6320 patients	148
Trust predicts COVID-19 prescribed and discretionary behavioral intentions in 23 countries	148
Gender differences in unpaid care work and psychological distress in the UK Covid-19 lockdown	147
Serum-IgG responses to SARS-CoV-2 after mild and severe COVID-19 infection and analysis of IgG non-responders	146
Pneumonia detection in chest X-ray images using an ensemble of deep learning models	145
Does the COVID-19 pandemic impact parents’ and adolescents’ well-being? An EMA-study on daily affect and parenting	143
Deep learning-based survival prediction for multiple cancer types using histopathology images	143
Knowledge, attitudes, and fear of COVID-19 during the Rapid Rise Period in Bangladesh	142
Impact of Covid-19 on health-related quality of life of patients: A structured review	141
Business disruptions from social distancing	141
COVID-19 ICU and mechanical ventilation patient characteristics and outcomes—A systematic review and meta-analysis	141
Human IgG and IgA responses to COVID-19 mRNA vaccines	140
Psychological factors and consumer behavior during the COVID-19 pandemic	140
Nationwide incidence of sarcomas and connective tissue tumors of intermediate malignancy over four years using an expert pathology review network	140
An observational study of engineering online education during the COVID-19 pandemic	140
Time and Covid-19 stress in the lockdown situation: Time free, «Dying» of boredom and sadness	139
The incidence, characteristics and outcomes of pregnant women hospitalized with symptomatic and asymptomatic SARS-CoV-2 infection in the UK from March to September 2020: A national cohort study using	139
Disadvantages in preparing and publishing scientific papers caused by the dominance of the English language in science: The case of Colombian researchers in biological sciences	138
Excess mortality associated with the COVID-19 pandemic among Californians 18–65 years of age, by occupational sector and occupation: March through November 2020	137
Magnitude of asymptomatic COVID-19 cases throughout the course of infection: A systematic review and meta-analysis	136
College students’ stress and health in the COVID-19 pandemic: The role of academic workload, separation from school, and fears of contagion	136
FeAture Explorer (FAE): A tool for developing and comparing radiomics models	135
Diversity and inclusion for the All of Us research program: A scoping review	134
Tracking R of COVID-19: A new real-time estimation using the Kalman filter	134
Association of body mass index with health care expenditures in the United States by age and sex	133
Japanese citizens' behavioral changes and preparedness against COVID-19: An online survey during the early phase of the pandemic	130
Characteristics and impact of Long Covid: Findings from an online survey	130
Residual clinical damage after COVID-19: A retrospective and prospective observational cohort study	128
Male gender is a predictor of higher mortality in hospitalized adults with COVID-19	128
Psychological impacts of “screen time” and “green time” for children and adolescents: A systematic scoping review	128
Study on the effect of digital economy on high-quality economic development in China	128
Effect of Covid-19 pandemic on tourist travel risk and management perceptions	127
‘Intelligent’ lockdown, intelligent effects? Results from a survey on gender (in)equality in paid work, the division of childcare and household work, and quality of life among parents in the Netherlan	127
Psychological responses during the COVID-19 outbreak among university students in Bangladesh	126
COVID-19 symptoms predictive of healthcare workers’ SARS-CoV-2 PCR results	126
Transmissibility of COVID-19 depends on the viral load around onset in adult and symptomatic patients	124
Population density and basic reproductive number of COVID-19 across United States counties	124
Dexamethasone vs methylprednisolone high dose for Covid-19 pneumonia	124
COVID-19 mortality risk assessment: An international multi-center study	124
Review of machine learning methods in soft robotics	123
To buy or not buy food online: The impact of the COVID-19 epidemic on the adoption of e-commerce in China	123
Non-COVID-19 patients in times of pandemic: Emergency department visits, hospitalizations and cause-specific mortality in Northern Italy	123
Gender gap in journal submissions and peer review during the first wave of the COVID-19 pandemic. A study on 2329 Elsevier journals	122
Human-animal relationships and interactions during the Covid-19 lockdown phase in the UK: Investigating links with mental health and loneliness	121
Factors affecting mental health of health care workers during coronavirus disease outbreaks (SARS, MERS & COVID-19): A rapid systematic review	120
Clinical determinants of the severity of COVID-19: A systematic review and meta-analysis	120
D-dimer as a biomarker for assessment of COVID-19 prognosis: D-dimer levels on admission and its role in predicting disease outcome in hospitalized patients with COVID-19	120
In silico identification of potential inhibitors of key SARS-CoV-2 3CL hydrolase (Mpro) via molecular docking, MMGBSA predictive binding energy calculations, and molecular dynamics simulation	119
Achieving the 95 95 95 targets for all: A pathway to ending AIDS	119
Risk perception of coronavirus disease 2019 (COVID-19) and its related factors among college students in China during quarantine	119
Investigation of SARS-CoV-2 infection in dogs and cats of humans diagnosed with COVID-19 in Rio de Janeiro, Brazil	118
Factors that influence vaccination decision-making among pregnant women: A systematic review and meta-analysis	118

Clinical and analytical validation of FoundationOne®CDx, a comprehensive genomic profiling assay for solid tumors	118
Altered smell and taste: Anosmia, parosmia and the impact of long Covid-19	117
Examining the effect of information channel on COVID-19 vaccine acceptance	116
Resting state EEG biomarkers of cognitive decline associated with Alzheimer’s disease and mild cognitive impairment	116
Treatment of stimulant use disorder: A systematic review of reviews	116
The nexus between environmental tax and carbon emissions with the roles of environmental technology and financial development	115
COVID-19 Vaccine Acceptance and Beliefs among Black and Hispanic Americans	115
Pre-existing traits associated with Covid-19 illness severity	114
Factors associated with disease severity and mortality among patients with COVID-19: A systematic review and meta-analysis	114
Cognitive and mental health changes and their vulnerability factors related to COVID-19 lockdown in Italy	114
Development of ACE2 autoantibodies after SARS-CoV-2 infection	114
The impact of COVID-19 on hospital admissions and emergency department visits: A population-based study	113
Predictors of mental health during the Covid-19 pandemic in the US: Role of economic concerns, health worries and social distancing	113
SRplot: A free online platform for data visualization and graphing	112
Individual determinants of COVID-19 vaccine hesitancy	111
Characteristics and outcomes of a cohort of COVID-19 patients in the Province of Reggio Emilia, Italy	110
Potential bioactive glycosylated flavonoids as SARS-CoV-2 main protease inhibitors: A molecular docking and simulation studies	110
Post-acute sequelae of COVID-19 in a non-hospitalized cohort: Results from the Arizona CoVHORT	109
Impact of COVID-19 on mental health and quality of life: Is there any effect? A cross-sectional study of the MENA region	109
Alpha-, beta-, and gamma-diversity of bacteria varies across habitats	108
Detection and characterization of fungus (Magnaporthe oryzae pathotype Triticum) causing wheat blast disease on rain-fed grown wheat (Triticum aestivum L.) in Zambia	108
Influence of perceived threat of Covid-19 and HEXACO personality traits on toilet paper stockpiling	108
Deep transfer learning artificial intelligence accurately stages COVID-19 lung disease severity on portable chest radiographs	108
Student’s experiences with online teaching following COVID-19 lockdown: A mixed methods explorative study	108
Analyzing changes in respiratory rate to predict the risk of COVID-19 infection	106
Establishment of a well-characterized SARS-CoV-2 lentiviral pseudovirus neutralization assay using 293T cells with stable expression of ACE2 and TMPRSS2	106
Disease avoidance in the time of COVID-19: The behavioral immune system is associated with concern and preventative health behaviors	106
Oxygen saturation as a predictor of mortality in hospitalized adult patients with COVID-19 in a public hospital in Lima, Peru	104
T cell response to SARS-CoV-2 infection in humans: A systematic review	104
The human microbiome and COVID-19: A systematic review	103
Development and validation of a model for individualized prediction of hospitalization risk in 4,536 patients with COVID-19	103
Sarcopenia prevalence and associated factors among older Chinese population: Findings from the China Health and Retirement Longitudinal Study	102
Characteristics of gut microbiota in people with obesity	102
Potential factors influencing COVID-19 vaccine acceptance and hesitancy: A systematic review	101
Ocular surface manifestations of coronavirus disease 2019 (COVID-19): A systematic review and meta-analysis	101
Biomarkers of cytokine storm as red flags for severe and fatal COVID-19 cases: A living systematic review and meta-analysis	101
Knowledge, attitude, and perceptions towards the 2019 Coronavirus Pandemic: A bi-national survey in Africa	101
Socio-ecological predictors of mental health outcomes among healthcare workers during the COVID-19 pandemic in the United States	101
COVID-19 and human-nature relationships: Vermonters’ activities in nature and associated nonmaterial values during the pandemic	100
Rapid assessment of psychological and epidemiological correlates of COVID-19 concern, financial strain, and health-related behavior change in a large online sample	100
Assessing concerns for the economic consequence of the COVID-19 response and mental health problems associated with economic vulnerability and negative economic shock in Italy, Spain, and the United K	100
The passage of time during the UK Covid-19 lockdown	99
Social determinants of COVID-19 incidence and outcomes: A rapid review	99
Minority stress, distress, and suicide attempts in three cohorts of sexual minority adults: A U.S. probability sample	98
High throughput detection and genetic epidemiology of SARS-CoV-2 using COVIDSeq next-generation sequencing	98
C-Reactive protein as a prognostic indicator in hospitalized patients with COVID-19	98
A systematic review of machine learning models for predicting outcomes of stroke with structured data	98
The effects of PEGylation on LNP based mRNA delivery to the eye	98
A growing plastic smog, now estimated to be over 170 trillion plastic particles afloat in the world’s oceans—Urgent solutions required	98
Mitigating infodemics: The relationship between news exposure and trust and belief in COVID-19 fake news and social media spreading	98
Human mobility trends during the early stage of the COVID-19 pandemic in the United States	97
Using social media influencers to increase knowledge and positive attitudes toward the flu vaccine	97
The propagation of economic impacts through supply chains: The case of a mega-city lockdown to prevent the spread of COVID-19	97
Enacting national social distancing policies corresponds with dramatic reduction in COVID19 infection rates	97
Depression, anxiety and stress symptoms in Brazilian university students during the COVID-19 pandemic: Predictors and association with life satisfaction, psychological well-being and coping strategies	97
A user-centred design framework for mHealth	97
Mask adherence and rate of COVID-19 across the United States	96
Maternal plasma levels of oxytocin during breastfeeding—A systematic review	96
A systematic review of intimate partner violence interventions focused on improving social support and/ mental health outcomes of survivors	96
Social distancing in response to the novel coronavirus (COVID-19) in the United States	96
Threat of COVID-19 and emotional state during quarantine: Positive and negative affect as mediators in a cross-sectional study of the Spanish population	96
Anxiety and depression symptoms, the recovery from symptoms, and loneliness before and after the COVID-19 outbreak among the general population: Findings from a Dutch population-based longitudinal stu	96
Associations between historical redlining and birth outcomes from 2006 through 2015 in California	95
COVID-19 misinformation: Mere harmless delusions or much more? A knowledge and attitude cross-sectional study among the general public residing in Jordan	95
Racial and ethnic differentials in COVID-19-related job exposures by occupational standing in the US	95
Risk factors and protective factors of depression in older people 65+. A systematic review	95
The Japanese version of the Fear of COVID-19 scale: Reliability, validity, and relation to coping behavior	95
Wearing a face mask against Covid-19 results in a reduction of social distancing	94
Social anxiety in young people: A prevalence study in seven countries	94
Consolidation in a crisis: Patterns of international collaboration in early COVID-19 research	94
Knowledge, acceptance and perception on COVID-19 vaccine among Malaysians: A web-based survey	93
The unequal impact of the coronavirus pandemic: Evidence from seventeen developing countries	93
Healthcare worker stress, anxiety and burnout during the COVID-19 pandemic in Singapore: A 6-month multi-centre prospective study	93
Fracture incidence in adults in relation to age and gender: A study of 27,169 fractures in the Swedish Fracture Register in a well-defined catchment area	93
The impact of the COVID-19 pandemic on scientific research in the life sciences	93
In-hospital mortality from severe COVID-19 in a tertiary care center in Mexico City; causes of death, risk factors and the impact of hospital saturation	92
Subjective caregiver burden and anxiety in informal caregivers: A systematic review and meta-analysis	92
Public parks and the pandemic: How park usage has been affected by COVID-19 policies	92
ICU outcomes and survival in patients with severe COVID-19 in the largest health care system in central Florida	92
Congenital Zika syndrome: A systematic review	92
Social media exposure, risk perception, preventive behaviors and attitudes during the COVID-19 epidemic in La Paz, Bolivia: A cross sectional study	92
Exploratory clinical trial on the safety and bactericidal effect of 222-nm ultraviolet C irradiation in healthy humans	91
Diagnostic accuracy of two commercial SARS-CoV-2 antigen-detecting rapid tests at the point of care in community-based testing centers	91
In science we (should) trust: Expectations and compliance across nine countries during the COVID-19 pandemic	91
Fragile heroes. The psychological impact of the COVID-19 pandemic on health-care workers in Italy	91
The False positive problem of automatic bot detection in social science research	90
Urban-rural differences in COVID-19 exposures and outcomes in the South: A preliminary analysis of South Carolina	90
Birth as a neuro-psycho-social event: An integrative model of maternal experiences and their relation to neurohormonal events during childbirth	90
University students’ strategies of coping with stress during the coronavirus pandemic: Data from Poland	90
eDNA metabarcoding as a biomonitoring tool for marine protected areas	90
The differential impact of pediatric COVID-19 between high-income countries and low- and middle-income countries: A systematic review of fatality and ICU admission in children worldwide	90
Trust and transparency in times of crisis: Results from an online survey during the first wave (April 2020) of the COVID-19 epidemic in the UK	90
Detection and quantification of SARS-CoV-2 by droplet digital PCR in real-time PCR negative nasopharyngeal swabs from suspected COVID-19 patients	90
Regional responsibility and coordination of appropriate inpatient care capacities for patients with COVID-19 – the German DISPENSE model	90
Why do people spread false information online? The effects of message and viewer characteristics on self-reported likelihood of sharing social media disinformation	89