Headache and health in the Brazilian Imperial Period. Headache Medicine, [S. l.], v. 7, n. 1, p. 15–17, 2016. DOI: 10.48208/HeadacheMed.2016.4. Disponível em: https://headachemedicine.com.br/hm/article/view/275. Acesso em: 22 jan. 2026.