The effectiveness and safety of cranial nerve block in migraine: a critical review. Headache Medicine, [S. l.], v. 14, n. 1, p. 7–12, 2023. DOI: 10.48208/HeadacheMed.2023.3. Disponível em: https://headachemedicine.com.br/hm/article/view/759. Acesso em: 22 jan. 2026.