KNOWLEDGE AND PRACTICES REGARDING OCCUPATIONAL RADIATION EXPOSURE PREVENTION AMONG MEDICAL IMAGING STUDENTS AT PHAM NGOC THACH UNIVERSITY OF MEDICINE, HO CHI MINH CITY. YHCĐ [Internet]. 2026 Jan. 27 [cited 2026 Sept. 8];67(CD1). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/4264