Nguyen, Cuong Manh, Boonyong Keiwkarnka, and Jutatip Sillabutra. “Factors Related to Preventive Behavior on Road Traffic Injuries of Student Motorcycle Riders at Hanoi Medical University, Vietnam”. Journal of Public Health and Development 8, no. 2 (August 30, 2010): 135–144. Accessed May 11, 2024. https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/105502.