Cahyaningtyas, Ika, Endah Theresia, and Wafi Muslihatun. “The Correlation Abortion History With LBWI”. Jurnal Kesehatan Ibu dan Anak 12, no. 1 (January 4, 2019): 65-70. Accessed July 13, 2020. http://e-journal.poltekkesjogja.ac.id/index.php/kia/article/view/91.