Purba SD, Harianja ES, Sembiring R. EDUKASI BAHAYA PENYALAHGUNAAN NARKOBA PADA REMAJA DI LEMBAGA PEMASYARAKATAN KHUSUS ANAK KELAS I MEDAN: Optimizing The Role Of Teenage Cadre Of Integrated Service Post (Posyandu) Through Education On The Dangers Of Drug Abuse At Medan Class 1 Youth Penitentiary. JAM [Internet]. 2022 Feb. 15 [cited 2026 Jan. 30];3(1):281-8. Available from: https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/2656