(1)
Regar, M. K.; Choudhary, G. S.; Nogia, C.; Pipal, D. K.; Agrawal, A.; Srivastava, H. Comparison of Alvarado and RIPASA Scoring Systems in Diagnosis of Acute Appendicitis and Correlation With Intraoperative and Histopathological Findings. Int Surg J 2017, 4, 1755-1761.