Hiếu, Nguyễn Hữu, and Nguyễn Thị Việt Hà. 2021. “Clinical, Laboratory Characteristics and Antibiotic Resistance of Helicobacter Pylori - Induced Gastroduodenal Ulcers in Children ”. Journal of Medical Research 143 (7):134-41. https://doi.org/10.52852/tcncyh.v143i7.248.