Badebarin, Davoud, Sina Parsay, and Saeed Aslanabadi. 2020. “Alvarado Vs. Pediatric Appendicitis Score (PAS) in Acute Appendicitis of Children”. Iranian Journal of Pediatric Surgery 6 (1):1-9. https://doi.org/10.22037/irjps.v6i1.31696.