MANJORANG, N. A. B.; SEMBIRING, N. M. P. .; YUN, D. C. .; HUTASOIT, N. .; HERIANI, S. . Effectiveness of Video and Leaflet Educational Media on Postpartum Mothers’ Knowledge and Attitudes Toward Exclusive Breastfeeding: A Quasi-Experimental Study. Journal of Applied Nursing and Health, [S. l.], v. 8, n. 1, p. 406–423, 2026. DOI: 10.55018/janh.v8i1.467. Disponível em: https://janh.candle.or.id/index.php/janh/article/view/467. Acesso em: 19 apr. 2026.