BAIG MIRZA WAJEED; MANMOHAN JINDAL; NEELIMA TANDON; NAMRATA JAIN; MAHESH KUMAR VISHWAKARMA. A comparative study to assess the effects of intrathecal fentanyl and intrathecal tramadol combined with 0.5% bupivacaine heavy in patients undergoing elective urological surgeries: A prospective randomized study. Asian Journal of Medical Sciences, [S. l.], v. 15, n. 8, p. 13–20, 2024. DOI: 10.3126/ajms.v15i8.66316. Disponível em: https://nepjol.info./index.php/AJMS/article/view/66316. Acesso em: 23 nov. 2024.