Ismarina, Ismarina, Prihayati Prihayati, and Yayat Nurhayati. “Hubungan Peran Keluarga, Motivasi Ibu, Dan Kepemilikan Kartu Bpjs Terhadap Pemilihan Penolong Persalinan”. UJoST- Universal Journal of Science and Technology 1, no. 1 (March 7, 2022): 36–47. Accessed September 19, 2024. http://ujost.org/index.php/journal/article/view/123.