R. Hamdani Harahap, Yeni Absah, Farid Aulia. Implementation Of Clean And Healthy Living Behaviour In Raya Village, Berastagi District, Karo Regency. Scientia [Internet]. 2024Nov.30 [cited 2025Aug.27];13(04):1751-60. Available from: https://infor.seaninstitute.org/index.php/pendidikan/article/view/2701