Akhtar, M.U. (2023) “Comparison Between Analgesic Effects of Pre-Operative and Post-Operative Trocar Site Infiltration of Injection Bupivacaine in Elective Laparoscopic Cholecystectomy”, Pakistan Armed Forces Medical Journal, 73(SUPPL-1), pp. S40–44. doi:10.51253/pafmj.v73iSUPPL-1.2697.