Seangpraw, Katekaew, and Vanvisa Sresumatchai. “Knowledge, Attitude, Perceived Self-Efficacy and Behavior Related to Sexual Risk Behavior Among University Students in North Thailand”. Journal of Health Research 30, no. 2 (February 21, 2017): 127–134. Accessed April 28, 2024. https://he01.tci-thaijo.org/index.php/jhealthres/article/view/77944.