Gupta AS, Shetty A. Effect of duration of pre-operative admission on surgical site infection in major abdominal surgeries: an observational study. Int J Reprod Contracept Obstet Gynecol [Internet]. 2019 May 28 [cited 2025 Oct. 27];8(6):2306-14. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/6503