BHUTTA, Irtiza Ahmed; TARIQ, Muhammad. SINGLE DOSE CAUDAL TRAMADOL VERSUS BUPIVACAINE FOR POSTOPERATIVE ANALGESIA IN PERINEAL SURGERY: Postoperative Analgesia in Perineal Surgery. Pakistan Armed Forces Medical Journal, [S. l.], v. 59, n. 3, p. 332–37, 2009. Disponível em: https://pafmj.org/PAFMJ/article/view/1790. Acesso em: 10 oct. 2025.