Nguyễn, Ngọc Nghĩa, Minh Hùng Nguyễn, and Thành Trung Nguyễn. “STATUS AND SOME RELATED FACTORS TO THE CIGARETTE SMOKING HABITS IN MALE PUPIL IN LY THUONG KIET HIGH SCHOOL YEN BAI CITY 2023”. Vietnam Medical Journal 529, no. 1 (August 25, 2023). Accessed May 17, 2024. https://tapchiyhocvietnam.vn/index.php/vmj/article/view/6260.