Caudal Bupivacaine Alone Versus Bupivacaine with Ketamine to Compare Postoperative Analgesia. Medical Forum Monthly, [S. l.], v. 29, n. 10, 2024. Disponível em: https://medicalforummonthly.com/index.php/mfm/article/view/3209.. Acesso em: 16 nov. 2025.