Sh.M. Ibatovа, F.Kh.Mamatkulova, and N.Е. Ruzikulov. “Identifying Risk Factors for Complicated Duodenal Ulcer in Children”. International Journal of Medical Science and Clinical Research Studies 2, no. 3 (March 31, 2022): 254–256. Accessed October 18, 2024. https://ijmscr.ijpbms.com/index.php/ijmscrs/article/view/144.