Gadis Permata Hati Manalu, Jumirah Jumirah, and Indah Anggraini. “The Effect of Video-Based Health Promotion on Clean and Healthy Living Behavior Among Elementary School Students Negeri 050664 Lubuk Dalam, Stabat District, Langkat Regency”. Jurnal Kesehatan, Rekam Medis dan Farmasi (JUK-Medifa) 4, no. 02 (August 28, 2026): 147–157. Accessed September 12, 2026. https://jurnal.seaninstitute.or.id/index.php/health/article/view/1171.