“SEXUAL BEHAVIOR IN ADOLESCENT HIGH SCHOOL IN INDRAGIRI HILIR DISTRICT IN 2018”. JURNAL KESEHATAN MERCUSUAR 3, no. 1 (May 21, 2020): Page 1–10. Accessed February 2, 2026. http://jurnal.mercubaktijaya.ac.id/index.php/mercusuar/article/view/69.