Farhanchi, A., Rahmani, M., Moharamzadeh, L. and Kalani, P. (2015) “The Comparisons of Intra-Peritoneal Bupivacaine Instillation versus Trendelenburg Position and Valsalva Maneuver on the Laparoscopic Cholecystectomy-induced Abdominal and Shoulder Pain”, Archives of Anesthesiology and Critical Care, 1(3), pp. 67-71. Available at: http://aacc.tums.ac.ir/index.php/aacc/article/view/3 (Accessed: 17November2019).