Aditya, Renny, Samuel Tobing, and Mitfahul Jannah. “The Influence of Education Level and Occupation of Pregnant Women to the Use of Maternal and Child Health (MCH) Handbook: Pengaruh Tingkat Pendidikan Dan Pekerjaan Ibu Hamil Dengan Pemanfaatan Buku Kesehatan Ibu Dan Anak (KIA)”. Indonesian Journal of Obstetrics and Gynecology 7, no. 4 (October 30, 2019): 267–270. Accessed March 15, 2026. https://inajog.com/index.php/journal/article/view/978.