Cephalalgia

Article	Citations
Headache: A striking prodromal and persistent symptom, predictive of COVID-19 clinical evolution	150
Guidelines of the International Headache Society for controlled trials of preventive treatment of migraine attacks in episodic migraine in adults	101
Long-term safety and efficacy of erenumab in patients with chronic migraine: Results from a 52-week, open-label extension study	73
Headache associated with COVID-19: Frequency, characteristics and association with anosmia and ageusia	69
Isolated intracranial hypertension associated with COVID-19	65
A phase 2, randomized, double-blind, placebo-controlled trial of AMG 301, a pituitary adenylate cyclase-activating polypeptide PAC1 receptor monoclonal antibody for migraine prevention	64
Erenumab versus topiramate for the prevention of migraine – a randomised, double-blind, active-controlled phase 4 trial	59
Real-world effectiveness and tolerability of erenumab: A retrospective cohort study	58
Migraine therapeutics differentially modulate the CGRP pathway	57
Medication overuse in a subgroup analysis of phase 3 placebo-controlled studies of galcanezumab in the prevention of episodic and chronic migraine	56
Phenotypic characterization of acute headache attributed to SARS-CoV-2: An ICHD-3 validation study on 106 hospitalized patients	53
Post-COVID-19 persistent headache: A multicentric 9-months follow-up study of 905 patients	53
Anti-CGRP monoclonal antibodies for migraine prevention: A systematic review and likelihood to help or harm analysis	52
The migraineur’s brain networks: Continuous resting state fMRI over 30 days	52
The presence of headache at onset in SARS-CoV-2 infection is associated with long-term post-COVID headache and fatigue: A case-control study	51
Effect of antibody switch in non-responders to a CGRP receptor antibody treatment in migraine: A multi-center retrospective cohort study	50
Ubrogepant does not induce latent sensitization in a preclinical model of medication overuse headache	44
Effect of lockdown during COVID-19 on migraine: A longitudinal cohort study	43
I stay at home with headache. A survey to investigate how the lockdown for COVID-19 impacted on headache in Italian children	41
Characteristics of headache attributed to COVID-19 infection and predictors of its frequency and intensity: A cross sectional study	40
International Classification of Headache Disorders - ICHD-4 alpha	39
Safety profile of erenumab, galcanezumab and fremanezumab in pregnancy and lactation: Analysis of the WHO pharmacovigilance database	38
No central action of CGRP antagonising drugs in the GTN mouse model of migraine	38
Daily persistent headache after a viral illness during a worldwide pandemic may not be a new occurrence: Lessons from the 1890 Russian/Asiatic flu	36
Migraine evolution after the cessation of CGRP(-receptor) antibody prophylaxis: a prospective, longitudinal cohort study	36

Clinical, oculographic, and vestibular test characteristics of vestibular migraine	35
Prevalence of neck pain in migraine: A systematic review and meta-analysis	35
Impact on monthly migraine days of discontinuing anti-CGRP antibodies after one year of treatment – a real-life cohort study	33
CGRP-antibodies, topiramate and botulinum toxin type A in episodic and chronic migraine: A systematic review and meta-analysis	33
Incidence of headache after COVID-19 vaccination in patients with history of headache: A cross-sectional study	33
Cortical morphological changes in chronic migraine in a Taiwanese cohort: Surface- and voxel-based analyses	32
Randomised, controlled trial of erenumab for the prevention of episodic migraine in patients from Asia, the Middle East, and Latin America: The EMPOwER study	32
Randomized, controlled trial of lasmiditan over four migraine attacks: Findings from the CENTURION study	32
E-diary use in clinical headache practice: A prospective observational study	31
ATP sensitive potassium (KATP) channel inhibition: A promising new drug target for migraine	30
Two-hour infusion of vasoactive intestinal polypeptide induces delayed headache and extracranial vasodilation in healthy volunteers	29
Time course of efficacy of atogepant for the preventive treatment of migraine: Results from the randomized, double-blind ADVANCE trial	28
Sex differences in prevalence of migraine trigger factors: A cross-sectional study	28
No efficacy of transcranial direct current stimulation on chronic migraine with medication overuse: A double blind, randomised clinical trial	28
Safety and tolerability of monoclonal antibodies targeting the CGRP pathway and gepants in migraine prevention: A systematic review and network meta-analysis	28
Headache and non-headache symptoms provoked by nitroglycerin in migraineurs: A human pharmacological triggering study	27
Effect of calcitonin gene-related peptide (-receptor) antibodies in chronic cluster headache: Results from a retrospective case series support individual treatment attempts	27
Evaluation of green light exposure on headache frequency and quality of life in migraine patients: A preliminary one-way cross-over clinical trial	26
Altered regional cerebral blood flow and hypothalamic connectivity immediately prior to a migraine headache	26
Dopaminergic symptoms in migraine: A cross-sectional study on 1148 consecutive headache center-based patients	26
A systematic review of treatment for patients with burning mouth syndrome	26
Non-invasive vagus nerve stimulation for primary headache: A clinical update	26
COVID-19-related headache and sinonasal inflammation: A longitudinal study analysing the role of acute rhinosinusitis and ICHD-3 classification difficulties in SARS-CoV-2 infection	25
CGRP-dependent signalling pathways involved in mouse models of GTN- cilostazol- and levcromakalim-induced migraine	25
The characteristics of COVID-19 vaccine-related headache: Clues gathered from the healthcare personnel in the pandemic	24
Reversion from chronic migraine to episodic migraine following treatment with erenumab: Results of a post-hoc analysis of a randomized, 12-week, double-blind study and a 52-week, open-label ext	23
Evidence of localized and widespread pressure pain hypersensitivity in patients with tension-type headache: A systematic review and meta-analysis	23
Concomitant continuous pain in patients with trigeminal neuralgia is associated with trigeminal nerve root atrophy	23
Incidence of spontaneous intracranial hypotension in a community: Beverly Hills, California, 2006–2020	22
The role of cytokines in migraine: A systematic review	22
Cluster headache in Asian populations: Similarities, disparities, and a narrative review of the mechanisms of the chronic subtype	22
Clinic-based characterization of continuous headache in children and adolescents: Comparing youth with chronic migraine to those with new daily persistent headache	22
Interictal amylin levels in chronic migraine patients: A case-control study	22
Two hundred and forty-eight cases of visual snow: A review of potential inciting events and contributing comorbidities	22
Health technology assessment for the acute and preventive treatment of migraine: A position statement of the International Headache Society	22
Salivary CGRP can monitor the different migraine phases: CGRP (in)dependent attacks	21
Differences in pituitary adenylate cyclase-activating peptide and calcitonin gene-related peptide release in the trigeminovascular system	21
Diagnosis and treatment of idiopathic intracranial hypertension	21
Erenumab does not alter cerebral hemodynamics and endothelial function in migraine without aura	21
Headache attributed to SARS-CoV-2 infection, vaccination and the impact on primary headache disorders of the COVID-19 pandemic: A comprehensive review	21
Evaluation of LY573144 (lasmiditan) in a preclinical model of medication overuse headache	21
Evaluating the efficacy of CGRP mAbs and gepants for the preventive treatment of migraine: A systematic review and network meta-analysis of phase 3 randomised controlled trials	20
A novel, injury-free rodent model of vulnerability for assessment of acute and preventive therapies reveals temporal contributions of CGRP-receptor activation in migraine-like pain	20
Combined onabotulinumtoxinA/atogepant treatment blocks activation/sensitization of high-threshold and wide-dynamic range neurons	20
Opening of BKCa channels alters cerebral hemodynamic and causes headache in healthy volunteers	20
Detoxification vs non-detoxification before starting an anti-CGRP monoclonal antibody in medication overuse headache	20
Oxytocin as a regulatory neuropeptide in the trigeminovascular system: Localization, expression and function of oxytocin and oxytocin receptors	19
Premonitory symptoms in migraine from China: A multi-clinic study of 4821 patients	18
Post-traumatic headache due to mild traumatic brain injury: Current knowledge and future directions	18
Safety and efficacy of ubrogepant in participants with major cardiovascular risk factors in two single-attack phase 3 randomized trials: ACHIEVE I and II	18

Guidelines of the International Headache Society for clinical trials with neuromodulation devices for the treatment of migraine	18
Early treatment with sumatriptan prevents PACAP38-induced migraine: A randomised clinical trial	18
Comparison of healthcare resource utilization and costs among patients with migraine with potentially adequate and insufficient triptan response	18
Photophobia in migraine: A symptom cluster?	17
The migraine postdrome: Spontaneous and triggered phenotypes	17
Increased neck muscle stiffness in migraine patients with ictal neck pain: A shear wave elastography study	17
Validation of diagnostic ICHD-3 criteria for menstrual migraine	17
Hypersensitivity to calcitonin gene-related peptide in chronic migraine	17
Plasma levels of vasoactive neuropeptides in pediatric patients with migraine during attack and attack-free periods	17
Effect of KATP channel blocker glibenclamide on levcromakalim-induced headache	17
Peripheral changes of endocannabinoid system components in episodic and chronic migraine patients: A pilot study	17
Serum levels of allopregnanolone, progesterone and testosterone in menstrually-related and postmenopausal migraine: A cross-sectional study	17
CGRP monoclonal antibody prevents the loss of diffuse noxious inhibitory controls (DNIC) in a mouse model of post-traumatic headache	17
Dizziness and vertigo during the prodromal phase and headache phase of migraine: A systematic review and meta-analysis	16
Migraine and aura triggered by normobaric hypoxia	16
Prevalence and risk factors of migraine and non-migraine headache in older people – results of the Heinz Nixdorf Recall study	16
Activation of the trigeminal system as a likely target of SARS-CoV-2 may contribute to anosmia in COVID-19	16
How does the brain change in chronic migraine? Developing disease biomarkers	16
Real-world efficacy of galcanezumab for the treatment of migraine in Korean patients	16
Prevalence and characteristics of Alice in Wonderland Syndrome in adult migraineurs: Perspectives from a tertiary referral headache unit	15
Time course of efficacy of ubrogepant for the acute treatment of migraine: Clinical implications	15
Impaired wound healing in a migraine patient as a possible side effect of calcitonin gene-related peptide receptor antibody treatment: A case report	15
Combination of acupuncture and medical training therapy on tension type headache: Results of a randomised controlled pilot study	15
Prevalence of pre-cluster symptoms in episodic cluster headache: Is it possible to predict an upcoming bout?	15
Mechanical punctate pain threshold is associated with headache frequency and phase in patients with migraine	15
The socioeconomic burden of migraine: An evaluation of productivity losses due to migraine headaches based on a population study in Germany	15
Migraine presenting as isolated facial pain: A prospective clinical analysis of 58 cases	15
Vascular actions of peripheral CGRP in migraine-like photophobia in mice	15
Effectiveness of anti-CGRP monoclonal antibodies on central symptoms of migraine	15
[123I]-IMP single-photon emission computed tomography imaging in visual snow syndrome: A case series	15
Comprehensive clinical phenotyping of nitroglycerin infusion induced cluster headache attacks	14
Clinical correlates of hypothalamic functional changes in migraine patients	14
Characterization and preclinical evaluation of a protease activated receptor 2 (PAR2) monoclonal antibody as a preventive therapy for migraine	14
Real-life treatment of cluster headache in a tertiary headache center – results from the Danish Cluster Headache Survey	14
Proposed modified diagnostic criteria for recurrent painful ophthalmoplegic neuropathy: Five case reports and literature review	14
Non-invasive vagus nerve stimulation for prevention of migraine: The multicenter, randomized, double-blind, sham-controlled PREMIUM II trial	14
Neurophysiological and biomolecular effects of erenumab in chronic migraine: An open label study	14
High perceived isolation and reduced social support affect headache impact levels in migraine after the Covid-19 outbreak: A cross sectional survey on chronic and episodic patients	14
Atrial fibrillation and migraine with aura in young adults with ischemic stroke	14
Alopecia as an emerging adverse event to CGRP monoclonal antibodies: Cases Series, evaluation of FAERS, and literature review	14
Nocebo response in human models of migraine: A systematic review and meta-analysis of randomized, double-blind, placebo-controlled, two-way crossover trials in migraine without aura and healthy volunt	14
The prevalence of headache disorders in children and adolescents in Iran: a schools-based study	14
Effect of KATP channel blocker glibenclamide on PACAP38-induced headache and hemodynamic	13
Nutcracker syndrome mimicking new daily persistent headache: A case report	13
Comparing prospective headache diary and retrospective four-week headache questionnaire over 20 weeks: Secondary data analysis from a randomized controlled trial	13
Distinguishing persistent post-traumatic headache from migraine: Classification based on clinical symptoms and brain structural MRI data	13
Functional magnetic resonance imaging in migraine: A systematic review	13
Acute treatment patterns in patients with migraine newly initiating a triptan	13
Manual joint mobilisation techniques, supervised physical activity, psychological treatment, acupuncture and patient education in migraine treatment. A systematic review and meta-analysis	13
Low plasma levels of calcitonin gene-related peptide in persistent post-traumatic headache attributed to mild traumatic brain injury	13
Baseline tear fluid CGRP is elevated in active cluster headache patients as long as they have not taken attack abortive medication	13
Neurovascular contact plays no role in trigeminal neuralgia secondary to multiple sclerosis	13
Pre-treatment non-ictal cephalic allodynia identifies responders to prophylactic treatment of chronic and episodic migraine patients with galcanezumab: A prospective quantitative sensory testing study	13
Muscle endurance training of the neck triggers migraine attacks	13
The gut microbiome modulates nitroglycerin-induced migraine-related hyperalgesia in mice	12
Time to retire ‘New daily persistent headache’: Mode of onset of chronic migraine and tension-type headache	12
Timing of headache after COVID-19 vaccines and its association with cerebrovascular events: An analysis of 41,700 VAERS reports	12
CGRP measurements in human plasma – a methodological study	12
A prolactin-dependent sexually dimorphic mechanism of migraine chronification	12
Photophobia and allodynia in persistent post-traumatic headache are associated with higher disease burden	12
The effect of pituitary adenylate cyclase-activating peptide-38 and vasoactive intestinal peptide in cluster headache	12
Melanopsin hypersensitivity dominates interictal photophobia in migraine	12
Adverse effects of erenumab on cerebral proliferative angiopathy: A case report	12
Effectiveness of onabotulinumtoxinA (BOTOX®) for the preventive treatment of chronic migraine: A meta-analysis on 10 years of real-world data	12
Identification of work accommodations and interventions associated with work productivity in adults with migraine: A scoping review	12
No additive effect of combining sumatriptan and olcegepant in the GTN mouse model of migraine	12
Measuring health-related quality of life in chronic headache: A comparative evaluation of the Chronic Headache Quality of Life Questionnaire and Headache Impact Test (HIT-6)	11
Determination of psychosocial factors in cluster headache – construction and psychometric properties of the Cluster Headache Scales (CHS)	11
Randomized controlled studies evaluating Topiramate, Botulinum toxin type A, and mABs targeting CGRP in patients with chronic migraine and medication overuse headache: A systematic review and meta-ana	11
Unrecognized challenges of treating status migrainosus: An observational study	11
The ICHD definition of ‘facial pain’ should be revised	11
No structural brain alterations in new daily persistent headache – a cross sectional VBM/SBM study	11
Reversible cerebral vasoconstriction syndrome developing after an erenumab injection for migraine prevention	11
Smooth muscle ATP-sensitive potassium channels mediate migraine-relevant hypersensitivity in mouse models	11
Efficacy of erenumab in chronic migraine patients with and without ictal allodynia	10
Anti-calcitonin gene-related peptide monoclonal antibodies for the treatment of vestibular migraine: A prospective observational cohort study	10
A systematic evaluation of primary headache management apps leveraging behavior change techniques	10
Pediatric-onset trigeminal autonomic cephalalgias: A systematic review and meta-analysis	10
Intravenous lacosamide and phenytoin for the treatment of acute exacerbations of trigeminal neuralgia: A retrospective analysis of 144 cases	10
Reduction in migraine-associated burden after eptinezumab treatment in patients with chronic migraine	10

Atogepant – an orally-administered CGRP antagonist – attenuates activation of meningeal nociceptors by CSD	10
Effect of comorbid migraine on propranolol efficacy for painful TMD in a randomized controlled trial	10
Update in the understanding of new daily persistent headache	10
Effect of Altmetric score on manuscript citations: A randomized-controlled trial	10
Fremanezumab for the Preventive Treatment of Migraine: Subgroup Analysis by Number of Prior Preventive Treatments with Inadequate Response	10
The migraine landscape on YouTube: A review of YouTube as a source of information on migraine	10
Increased severity of closed head injury or repetitive subconcussive head impacts enhances post-traumatic headache-like behaviors in a rat model	10
New migraine prophylactic drugs: Current evidence and practical suggestions for non-responders to prior therapy	10
A national Swedish case-control study investigating incidence and factors associated with idiopathic intracranial hypertension	10
TOP-PRO study: A randomized double-blind controlled trial of topiramate versus propranolol for prevention of chronic migraine	10
The time sequence of brain MRI findings in spontaneous intracranial hypotension	9
Effect of genetic liability to migraine on cognition and brain volume: A Mendelian randomization study	9
A population-based survey for disabling headaches in Greece: Prevalence, burden and treatment preferences	9
Efficacy and safety of eptinezumab in patients with migraine and self-reported aura: Post hoc analysis of PROMISE-1 and PROMISE-2	9
Targeting reactive nitroxidative species in preclinical models of migraine	9
Lasmiditan efficacy in the acute treatment of migraine was independent of prior response to triptans: Findings from the CENTURION study	9
Calcitonin receptor antibody validation and expression in the rodent brain	9
Occipital ischaemic stroke after visual snow phenomenon – a case report	9
Poor social support and loneliness in chronic headache: Prevalence and effect modifiers	9
Cervical musculoskeletal impairments in the 4 phases of the migraine cycle in episodic migraine patients	9
Predicting the outcome of the greater occipital nerve block – an observational study on migraine patients with and without musculoskeletal cervical impairment	9
Patterns and predictors of opioid use among migraine patients at emergency departments: A retrospective database analysis	9
Twenty-five years of triptans – a nationwide population study	9
Infectious and inflammatory disorders might increase the risk of developing idiopathic intracranial hypertension – a national case-control study	9
Effect of single dose Erenumab on cortical responses evoked by cutaneous a-delta fibers: A pilot study in migraine patients	9
Diagnosis of idiopathic intracranial hypertension - the importance of excluding secondary causes: A systematic review	8
Googling migraine: A study of Google as an information resource of migraine management	8
Efficacy and tolerability of combination treatment of topiramate and greater occipital nerve block versus topiramate monotherapy for the preventive treatment of chronic migraine: A randomized controll	8
Diagnosis and classification of headache associated with sexual activity using a composite algorithm: A cohort study	8
Migraine genetics: Status and road forward	8
Effectiveness of physiotherapy interventions on headache intensity, frequency, duration and quality of life of patients with tension-type headache. A systematic review and network meta-analysis	8
Developing an artificial intelligence-based headache diagnostic model and its utility for non-specialists’ diagnostic accuracy	8
Pain sensitivities predict prophylactic treatment outcomes of flunarizine in chronic migraine patients: A prospective study	8
The molecular clock gene cryptochrome 1 (CRY1) and its role in cluster headache	8
Efficacy, safety and indirect comparisons of lasmiditan, rimegepant, and ubrogepant for the acute treatment of migraine: A systematic review and network meta-analysis of the literature	8
The prevalence of hypnic headache in Iceland	8
The potential danger of blocking CGRP for treating migraine in CADASIL patients	8
The effects of certain TRP channels and voltage-gated KCNQ/Kv7 channel opener retigabine on calcitonin gene-related peptide release in the trigeminovascular system	8
Age-related features in vestibular migraine onset: A multiparametric analysis	8
Additional effects of pain neuroscience education combined with physiotherapy on the headache frequency of adult patients with migraine: A randomized controlled trial	8
Switching anti-CGRP(R) monoclonal antibodies in multi-assessed non-responder patients and implications for ineffectiveness criteria: A retrospective cohort study	8
The relation between the placebo response, observed treatment effect, and failure to meet primary endpoint: A systematic review of clinical trials of preventative pharmacological migraine treatments	8
Reason to doubt the ICHD-3 7-day inclusion criterion for mild TBI-related posttraumatic headache: A nested cohort study	8
Trans-nasal high-flow dehumidified air in acute migraine headaches: A randomized controlled trial	8
Validity of the Severity of Dependence Scale for detecting dependence behaviours in chronic migraine with medication overuse	7
Efficacy of rimegepant for the acute treatment of migraine based on triptan treatment experience: Pooled results from three phase 3 randomized clinical trials	7
Migraine-attributed burden, impact and disability, and migraine-impacted quality of life: Expert consensus on definitions from a Delphi process	7
Effectiveness of three calcitonin gene-related peptide monoclonal antibodies for migraine: A 12-month, single-center, observational real-world study in Japan	7
Headache characteristics and postoperative course in Chiari I malformation	7
Indirect costs attributed to headache: A nation-wide survey of an active working population	7
Determinants of pain interference and headache impact in patients who have chronic migraine with medication overuse: Results from the MOTS trial	7
Diagnosis, knowledge, perception, and productivity impact of headache education and clinical evaluation program in the workplace at an information technology company of more than 70,000 employees	7
The monoclonal CGRP-receptor blocking antibody erenumab has different effects on brainstem and cortical sensory-evoked responses	7
Is pituitary MRI screening necessary in cluster headache?	7
COVID-19 vaccination-triggered cluster headache episodes with frequent attacks	7
Pain in the temple? Headache, muscle pain or both: A retrospective analysis	7
Neurofilament light chain as biomarker in idiopathic intracranial hypertension	7
BoNT-A efficacy in high frequency migraine: an open label, single arm, exploratory study applying the PREEMPT paradigm	7
Aura in trigeminal autonomic cephalalgia is probably mediated by comorbid migraine with aura	7
Headache and rhinosinusitis: A review	7
P3 latency as a biomarker for the complexity of migraine with aura: Event-related potential study	7
Population-based prevalence of cranial autonomic symptoms in migraine and proposed diagnostic appendix criteria	7
Interim analysis of the Registry for Load and Management of Medication Overuse Headache (RELEASE): A multicenter, comprehensive medication overuse headache registry	7
Vancouver Declaration II on Global Headache Patient Advocacy 2019	6
Characteristics of cortical spreading depression and c-Fos expression in transgenic mice having a mutation associated with familial hemiplegic migraine 2	6
The prevalence of headache disorders in Postural Tachycardia Syndrome: A systematic review and meta-analysis of the literature	6
Polypharmacy and comorbidities during pregnancy in a cohort of women with migraine	6
FollowTheSutures: Piloting a new way to administer onabotulinumtoxinA for chronic migraine	6
De novo protein synthesis is necessary for priming in preclinical models of migraine	6
The burden of migraine on acute and emergency services in a London teaching hospital	6
Long-term open-label and real-world studies of lasmiditan, ubrogepant, and rimegepant for the acute treatment of migraine attacks	6
Transient loss of interhemispheric functional connectivity following unilateral cortical spreading depression in awake rats	6
Epicranial headaches part 2: Nummular headache and epicrania fugax	6
Open-label trials for CGRP-targeted drugs in migraine prevention: A narrative review	6
A brief diagnostic screen for cluster headache: Creation and initial validation of the Erwin Test for Cluster Headache	6
Medication overuse headache: Divergent effects of new acute antimigraine drugs	6
Stabbing facial pain reminiscent of primary stabbing headache	6
Pain thresholds and suprathreshold pain after sleep restriction in migraine – A blinded crossover study	6
Assessment of immunogenicity from galcanezumab phase 3 trials in patients with episodic or chronic migraine	6
Successful treatment of primary headache associated with sexual activity using erenumab: Case report	6
Prolactin in headache and migraine: A systematic review of clinical studies	6
Clinical characteristics of pre-attack symptoms in cluster headache: A large series of Korean patients	6
Enhanced pre-ictal cortical responsivity in migraine patients assessed by visual chirp stimulation	6
Paroxysmal headache with extracephalic irradiation: Proposal for a new variant of epicrania fugax in a series of five patients	6
Efficacy and safety of exogenous beta-hydroxybutyrate for preventive treatment in episodic migraine: A single-centred, randomised, placebo-controlled, double-blind crossover trial	6
Neurological and psychiatric comorbidities of migraine: Concepts and future perspectives	6
NCOR2 is a novel candidate gene for migraine-epilepsy phenotype	6
Medication overuse headache in 787 patients admitted for inpatient treatment over a period of 32 years	6
Predicting the response to a triptan in migraine using deep attack phenotyping: A feasibility study	6
Primary headache disorders in adolescents in North- and South-Tyrol: Findings of the EVA-Tyrol-Study	6
Sensitivity of the SNNOOP10 list in the high-risk secondary headache detection	6
Transorbital sonography: A non-invasive bedside screening tool for detection of pseudotumor cerebri syndrome	6
SUNCT/SUNA: Case series presenting in an orofacial pain clinic	6
Secondary headache attributed to exposure to or overuse of a substance	5
Localized and widespread pressure pain hypersensitivity in patients with episodic or chronic migraine: A systematic review and meta-analysis	5