Mathew, Tony, and Amit Shivshankar Ammanagi. “Clinicopathological Evaluation of Acute Appendicitis and the Role of Ultrasound in Diagnosis: A Prospective Study”. International Surgery Journal 6, no. 5 (April 29, 2019): 1471–1476. Accessed October 16, 2025. https://www.ijsurgery.com/index.php/isj/article/view/4399.