Widyawati, E. et al. 2026. The Influence of Pregnancy Class Education on the Prevention of Pregnancy Complications. Jurnal Kesehatan Budi Luhur: Jurnal Ilmu-Ilmu Kesehatan Masyarakat, Keperawatan, dan Kebidanan. 19, 2 (Jul. 2026), 367–373. DOI:https://doi.org/10.62817/jkbl.v19i2.510.