Rahmawaty, D., M. N. Laro, V. R. Rajagukguk, and W. S. Wahyuningsih. “Pregnancy Class Program in West Java Province: a Literature Review”. BKM Public Health and Community Medicine, Vol. 41, no. 02, Feb. 2025, p. e17912, doi:10.22146/bkm.v41i02.17912.