Tran, Doan Hau, et al. “STUDY ON CLARITHROMYCIN AND LEVOFLOXACIN RESISTANCE IN HELICOBACTER PYLORI AMONG PATIENTS WITH GASTRITIS AT BAC LIEU GENERAL HOSPITAL AND THANH VU MEDIC BAC LIEU GENERAL HOSPITAL IN 2022-2023”. Cantho Journal of Medicine and Pharmacy, no. 61, July 2023, pp. 175-81, doi:10.58490/ctump.2023i61.1277.