MALIK, J I, Z A CHAUDRY, A AHMAD, and I RASOOL. “Role of Prophylactic Antibiotics in Clean Contaminated Surgical Operations”. Annals of King Edward Medical University 11, no. 2 (February 6, 2021): 117–120. Accessed May 3, 2024. https://annalskemu.org/journal/index.php/annals/article/view/4273.