MELHADO, Eliana Meire et al. Protocol of Treatment of Headache in the Emergency in a University hospital. Headache Medicine, [S. l.], v. 8, n. 2, p. 43–47, 2017. DOI: 10.48208/HeadacheMed.2017.12. Disponível em: https://headachemedicine.com.br/index.php/hm/article/view/248. Acesso em: 4 dec. 2025.