VALLEJO, María S. Hormonal contraception in perimenopause: a narrative review. European Gynecology & Obstetrics, [S. l.], v. 7, n. 3, 2026. DOI: 10.53260/EGO.2570311. Disponível em: https://egojournal.eu/index.php/ego/article/view/57. Acesso em: 10 sep. 2026.