August 26, 2020 article Baseline tear fluid CGRP is elevated in active cluster headache patients as long as they have not taken attack abortive medication Cephalalgia DOI: 10.1177/0333102420949858 OpenAlex Authors 0 Author list not loaded yet. Cited by 2 stored of 32 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access Hallmarks of primary headache: part 3 – cluster headache 2025 The Journal of Headache and Pain article Medicine Migraine and Headache Studies Open access 18 citations 15. Cluster Headache 2025 Pain Practice article Medicine Migraine and Headache Studies Open access 4 citations 2 results References 0