Kagwad, Suraj S., and P. Karuppasamy. “Comparison of RIPASA and Alvarado Score in Diagnosing Acute Appendicitis”. International Surgery Journal 6, no. 3 (February 25, 2019): 740–746. Accessed October 29, 2025. https://www.ijsurgery.com/index.php/isj/article/view/3868.