Chuluun, Erdenetsetseg, Bayartsetseg Ankhbayar, Ganbayar Ganzorig, Ganbayar Luuzan, Davaalkham Dambadarjaa, Zorigt Dungerdorj, and Puntsag Chimedtseye. 2021. “Ultrasound for Appendicitis: Performance and Integration With Clinical and Laboratory Parameters”. Central Asian Journal of Medical Sciences 7 (2):117-23. https://doi.org/10.24079/cajms.2021.06.006.