PATIL, D. V. S.; KANASE, D. N. V. COMPARISON OF INTRAPERITONEAL INSTILLATION OF BUPIVACAINE (0.5%) WITH TRAMADOL VERSUS ROPIVACAINE (0.5%) WITH TRAMADOL FOR POST OPERATIVE ANALGESIA AFTER LAPAROSCOPIC CHOLECYSTECTOMY: RANDOMIZED DOUBLE BLIND CLINICAL STUDY. SEEJPH 2025, 2951-2961.