THE EFFECTIVENESS OF HEALTH EDUCATION PEER EDUCATION METHOD USING AUDIO VISUAL MEDIA ON TEENAGERS’ UNDERSTANDING OF SEX EDUCATION CLASS 11 SMAN 1 Boyolangu Tulungagung. jp stikesnu [Internet]. 2024 Jan. 5 [cited 2025 Jul. 20];5(2). Available from: https://ejournal.iiknutuban.ac.id/index.php/jp/article/view/261