Fratiwi Febbryanti S, Ririn, et al. “Hubungan Kunjungan Antenatal Care Dengan Persalinan Sectio Caesarea Di Indonesia (Analisis Data SDKI 2012)”. Jurnal Ilmu Kesehatan Masyarakat, vol. 7, no. 2, July 2016, https://ejournal.fkm.unsri.ac.id/index.php/jikm/article/view/177.