Rehan, A. G. and ALI, Z. (2010) “Postoperative Pain After Laparoscopic Cholecystectomy: Role Of Port Site And Intra-Peritoneal Infiltration Of Injection Bupivacaine”, Annals of Punjab Medical College, 4(1), pp. 77-81. doi: 10.29054/apmc/2010.675.