Spontaneous intracranial hypotension secondary to csf-venous fistula: a case report: UM RELATO DE CASO . Headache Medicine, [S. l.], v. 15, n. Supplement, p. 80, 2024. Disponível em: https://headachemedicine.com.br/hm/article/view/1208. Acesso em: 22 jan. 2026.