Cephalalgia heterotopica: a case series of extratrigeminal cluster headache. Headache Medicine, [S. l.], v. 13, n. Supplement, p. 33, 2022. DOI: 10.48208/HeadacheMed.2022.Supplement.33. Disponível em: https://headachemedicine.com.br/hm/article/view/703. Acesso em: 22 jan. 2026.