KNOWLEDGE, ATTITUDES AND PRACTICES REGARDING ANALGESIC DRUG USE IN OUTPATIENTS IN TRA VINH UNIVERSITY, VINH LONG PROVINCE: A CROSS SECTIONAL STUDY. YHCĐ [Internet]. 2026 June 11 [cited 2026 Sept. 8];66(Vol 67. English Version No 2). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/5292