OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Headache and Pain is 31. 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 2021-12-01 to 2025-12-01.)

Article	Citations
Migraine susceptibility is modulated by food triggers and analgesic overuse via sulfotransferase inhibition	577
Functionality, satisfaction, and global impression of change with ubrogepant for the acute treatment of migraine in triptan insufficient responders: a post hoc analysis of the ACHIEVE I and ACHIEVE II	284
Two-year effectiveness of erenumab in resistant chronic migraine: a prospective real-world analysis	127
CGRP-dependent sensitization of PKC-δ positive neurons in central amygdala mediates chronic migraine	107
Real-World experience of interictal burden and treatment in migraine: a qualitative interview study	94
Efficacy of erenumab and factors predicting response after 3 months in treatment resistant chronic migraine: a clinical service evaluation	74
The relationship between headache-attributed disability and lost productivity: 2. Empirical evidence from population-based studies in nine disparate countries	70
Patient-reported outcomes, health-related quality of life, and acute medication use in patients with a ≥ 75% response to eptinezumab: subgroup pooled analysis of the PROMISE trials	69
Real-world impact of fremanezumab on migraine symptoms and resource utilization in the United States	65
Using natural language processing to automatically classify written self-reported narratives by patients with migraine or cluster headache	62
Premonitory symptoms in migraine: a systematic review and meta-analysis of observational studies reporting prevalence or relative frequency	61
Visual stimulation and frequency of focal neurological symptoms engage distinctive neurocognitive resources in migraine with aura patients: a study of resting-state functional networks	60
Dopamine receptor D2 regulates GLUA1-containing AMPA receptor trafficking and central sensitization through the PI3K signaling pathway in a male rat model of chronic migraine	54
Age- and frequency-dependent changes in dynamic contrast perception in visual snow syndrome	52
Pre-pregnancy migraine diagnosis, medication use, and spontaneous abortion: a prospective cohort study	51
Characteristics of N400 component elicited in patients who have migraine with aura	51
Similarities and differences between SUNCT and SUNA: a cross-sectional, multicentre study of 76 patients in China	45
CGRP and PACAP-38 play an important role in diagnosing pediatric migraine	43
Predictors of response to anti-CGRP monoclonal antibodies: a 24-week, multicenter, prospective study on 864 migraine patients	43
Measuring interictal burden among people affected by migraine: a descriptive survey study	41
Diagnostic criteria for acute headache attributed to ischemic stroke and for sentinel headache before ischemic stroke	39
Abnormalities in resting-state EEG microstates are a vulnerability marker of migraine	38
Debate: Are cluster headache and migraine distinct headache disorders?	37
Trigeminal ganglion itself can be a viable target to manage trigeminal neuralgia	36
A real-world study of acute and preventive medication use, adherence, and persistence in patients prescribed fremanezumab in the United States	36

Swiss QUality of life and healthcare impact Assessment in a Real-world Erenumab treated migraine population (SQUARE study): interim results	35
Real-world long-term efficacy and safety of erenumab in adults with chronic migraine: a 52-week, single-center, prospective, observational study	34
One-quarter of individuals with weekly headache have never consulted a medical doctor: a Danish nationwide cross-sectional survey	33
Hypoperfusion in nucleus accumbens in chronic migraine using 3D pseudo-continuous arterial spin labeling imaging MRI	33
Migraine epidemiology and comorbidities in Southern Israel: a clinical database study in a universal health coverage setting	32
Total tenderness score and pressure pain thresholds in persistent post-traumatic headache attributed to mild traumatic brain injury	32
Attenuated alpha oscillation and hyperresponsiveness reveals impaired perceptual learning in migraineurs	31
Gamma-aminobutyric acid and glutamate/glutamine levels in the dentate nucleus and periaqueductal gray with episodic and chronic migraine: a proton magnetic resonance spectroscopy study	31
A phase 3, randomised, placebo-controlled study of erenumab for the prevention of chronic migraine in patients from Asia: the DRAGON study	31