The Effect of Health Education Using Leaflets on Knowledge of Childbirth in Primigravida Mothers. JURNAL KEBIDANAN KESTRA (JKK), [S. l.], v. 8, n. 2, p. 226–233, 2026. DOI: 10.35451/x9pkxj38. Disponível em: https://ejournal.medistra.ac.id/index.php/JKK/article/view/2957. Acesso em: 3 may. 2026.