Kurniati, Ayu, Enny Fitriahadi, and Fuad Gandhi Torizal. “Literature Review The Relationship Of Antenatal Class Towards Mothers’ Knowledge Of DangerousSign During Pregnancy”. International Journal of Health Science and Technology 3, no. 2 (November 8, 2021): 1–12. Accessed July 19, 2024. https://ejournal.unisayogya.ac.id/index.php/ijhst/article/view/2169.