SOCIAL ANXIETY DISORDER RATIO AND SOME RELATED FACTORS IN THE STUDENT OF NGUYEN KHUYEN HIGH SCHOOL, BINH PHUOC. YHCĐ [Internet]. 2021 June 21 [cited 2026 Sept. 9];62(4 (2021). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/127