Bagja Angga Sukma, Ilzam Maruf Kostara, Brifeman Tampubolon, Yadi Kusmayadi. The Effectiveness of Health Education about the Danger of Smoking on Knowledge and Attitudes through Small Group Discussion Using Booklet in Grade VII of Junior High School 3 Batujajar, West Bandung Regency. ICBL [Internet]. 2025 Feb. 14 [cited 2026 Mar. 15];4(4). Available from: https://jurnal.stikesbudiluhurcimahi.ac.id/index.php/icbl/article/view/392