Halmi Qur-Ani, Oktafera, Zuhrina Aidha, Nursapia Harahap, and Wasiyem. 2026. “Factors Related to Clean and Healthy Living Behavior Among Students of MTs Nahdhatul Islam, Langkat Regency”. Jurnal Ilmiah Kesehatan 18 (2):410-26. https://doi.org/10.37012/jik.v18i2.3704.