EFFECTIVENESS OF HOAT HUYET NHAT NHAT IN REDUCING PAIN AND IMPROVING QUALITY OF LIFE IN PATIENTS WITH PRIMARY DYSMENORRHEA. YHCĐ [Internet]. 2026 June 2 [cited 2026 Sept. 8];67(English Version No 1, 2026). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/5280