Zahra, S.H. (2018) “Post-Operative Pain Comparison between Peri-Operative Bupivacaine Infiltration Vs Post-Operative Opioids Analgesics in Patient Undergoing Abdominal Surgery in First 6 Hours”, The International Journal of Frontier Sciences, 2(2), pp. 26–32. doi:10.37978/tijfs.v2i2.39.