Khalili,G. , and Amouaghaei,Z. . "Comparison of the Prophylactic Effect of Intravenous Ibuprofen and Intramuscular Piroxicam on Pain Severity after Lower Abdominal Surgery", Journal of Isfahan Medical School, 40, 687, 2022, 710-717. doi: 10.48305/jims.v40.i687.0710