TY - GEN AU - Ali Mohammad Khatri TI - Comparison of Analgesic effect of Intraperitoneal BUPIVACAINE Instillation to that of Placebo in early Postoperative Period following Laparoscopic Cholecystectomy: A Randomized Control Trial PY - 2017/// CY - Karachi PB - Ziauddin Medical University N1 - Thesis (M.S. in Surgery) -- Ziauddin University, 2017; Includes bibliographical references ER -