Muhammad Idrees, Iram Shahzadi, Maryam Sultana, Hasnain Ameer Hamza. Comparison of Tramadol Infusion Versus Tramadol Boluses for Postoperative Pain in Patients Undergoing Lower Abdominal Surgeries. Pakistan Journal of Medical & Health Sciences [Internet]. 2023 Apr. 6 [cited 2024 Dec. 22];17(02):577. Available from: https://mail.pjmhsonline.com/index.php/pjmhs/article/view/4387