Orexin-A CSF levels correlate with anxiety but not excessive daytime sleepiness in chronic migraine. Headache Medicine, [S. l.], v. 2, n. 2, p. 41–45, 2011. DOI: 10.48208/HeadacheMed.2011.9. Disponível em: https://headachemedicine.com.br/hm/article/view/77. Acesso em: 22 jan. 2026.