Muhammad Javed Khan, Attique Ur Rehman Orakzai, Faiza Aslam, Hamid Mehmood, Pavan Kumar, Nazneen Iqbal. A Randomized Controlled Trial on the Effectiveness of Intrathecal Tramadol Versus Buprenorphine as Adjuvants to Hyperbaric Bupivacaine in Infraumbilical Surgeries. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Oct. 30 [cited 2025 Dec. 5];17(10):323. Available from: https://www.pjmhsonline.com/index.php/pjmhs/article/view/6657