Duong, Hien Thao Lan, and Huu Nhan Kha. “STUDY ON CLINICAL CHARACTERISTICS, ENDOSCOPIC IMAGES AND TREATMENT RESULTS OF PATIENTS WITH GASTRODUODENAL ULCERS INFECTED WITH HELICOBACTER PYLORI AND TREATED WITH THE BISMUTH- CONTAINING QUADRUPLE THERAPY”. 2022. Cantho Journal of Medicine and Pharmacy, no. 53, Nov. 2022, pp. 53-60, doi:10.58490/ctump.2022i53.187.