“PENGARUH KELAS IBU HAMIL TERHADAP PENGETAHUAN DAN SIKAP IBU HAMIL DALAM PERSIAPAN PERSALINAN”, Medic Nutricia, vol. 21, no. 4, pp. 821–830, Dec. 2025, Accessed: Oct. 02, 2026. [Online]. Available: https://cibjournal.com/index.php/medicnutricia/article/view/5137