ELWINDRA, Elwindra; AGUSTINA, Agustina; UMAR, Ahmad Farid. Effectiveness of Counseling Using Slide Shows And Video Clips on Narcotics Towards The Knowledge and Attitude of Grade 9 Students of SMPN 1 Kaur District. Jurnal Persada Husada Indonesia, [S. l.], v. 4, n. 13, p. 9–18, 2017. DOI: 10.56014/jphi.v4i13.175. Disponível em: https://www.jurnal.stikesphi.ac.id/index.php/kesehatan/article/view/175. Acesso em: 27 mar. 2026.