Sitanggang, S.W., Novia Handayani and Ratih Indraswari 2025. The Effectiveness of Video Media and Leaflets in Breast Self-Examination Education: A Quasi Experimental Study on Indonesian Junior High School Students. Social Science Innovation and Applied Management (SIAM). 2, 1 (Apr. 2025). DOI:https://doi.org/10.60101/siam.2025.1569.