MellyM., MagdalenaM., and KurniawatiK. “Correlation Between Knowladge and Family Support With Antenatal Care Service Utilization in Covid 19 Pandemic”. JPK : Jurnal Proteksi Kesehatan, Vol. 12, no. 1, July 2023, pp. 48-57, doi:10.36929/jpk.v12i1.660.