2026. CLINICAL CHARACTERISTICS AND FACTORS ASSOCIATED WITH DYSMENORRHEA SEVERITY AMONG FEMALE STUDENTS AT THE UNIVERSITY OF MEDICINE AND PHARMACY, VIETNAM NATIONAL UNIVERSITY, HANOI IN 2025. Tạp chí Y học Cộng đồng. 67, English Version No 1, 2026 (thg. 6 2026). DOI:https://doi.org/10.52163/yhc.v67iE1.5267.