Ernawati, Ernawati, Mitra Mitra, Yessi Harnani, Nurhapipa Nurhapipa, and Syamsul Bahri Rivai. “Sexual Behavior in Adolescent High School in Indragiri Hilir District in 2018: 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 August 11, 2020. http://jurnal.mercubaktijaya.ac.id/index.php/mercusuar/article/view/69.