2025. 39. HIV TESTING FREQUENCY AND ASSOCIATED FACTORS AMONG MALE PEOPLE WHO INJIECT DRUGS OF QUANG NINH PROVINCES IN 2021. Vietnam Journal of Community Medicine. 66, CĐ3-HNKH Ký Sinh Trùng VN lần thứ 51 (Mar. 2025). DOI:https://doi.org/10.52163/yhc.v66iCĐ3.2160.