Salsabila, A. et al. 2025. Analysis of The Success Level of Pregnancy Women’s Classes As A Program To Prevent Maternal and Infant Mortality In Sambirejo Village Langkat Regency. International Journal of Health and Pharmaceutical (IJHP). 5, 4 (Nov. 2025), 705–716. DOI:https://doi.org/10.51601/ijhp.v5i4.471.