“KNOWLEDGE ON THE PREVENTION OF RECURRENCE OF PEPTIC ULCER DISEASE IN OUTPATIENTS AT TRA VINH PROVINCIAL GENERAL HOSPITAL”. Vietnam Journal of Community Medicine 66, no. Vol 67. English Version No 2 (June 11, 2026). Accessed September 8, 2026. https://tapchiyhcd.vn/index.php/yhcd/article/view/4050.