Treatment of refrectory migraine in emergency departament. Headache Medicine, [S. l.], v. 15, n. 4, p. 304–310, 2024. DOI: 10.48208/HeadacheMed.2024.50. Disponível em: https://headachemedicine.com.br/hm/article/view/1325. Acesso em: 22 jan. 2026.