Abdelrhman TM, Al Saeed MS, Badr SA, Shaban MA, Abuduruk A, Hatem M. Validity of RIPASA scoring system as a diagnostic tool of acute appendicitis in comparison with Alvarado scoring system in the Arab population. Int Surg J [Internet]. 2018 May 24 [cited 2025 Nov. 7];5(6):2011-7. Available from: https://www.ijsurgery.com/index.php/isj/article/view/2858