Comparative Effectiveness of Educational Videos and Leaflets on Adolescent Self-Efficacy in Pregnancy Planning: A Quasi-Experimental Study. International Journal of Advanced Health Science and Technology, [S. l.], v. 6, n. 5, p. 377–385, 2026. DOI: 10.35882/ijahst.v6i5.640. Disponível em: https://ijahst.org/index.php/ijahst/article/view/640. Acesso em: 26 oct. 2026.