Ameer S, Usra Naeem, Musadiq Khan. POST-OPERATIVE ANALGESIC EFFECTS OF TRAMADOL AND NALBUPHINE IN SMOKER AND NON-SMOKER PATIENTS FOLLOWING LAPAROSCOPIC CHOLECYSTECTOMY. IJHR [Internet]. 2025 Oct. 2 [cited 2026 Jun. 14];3(10):324-31. Available from: https://insightsjhr.com/index.php/home/article/view/1391