Haryadi, Edward, Ali Harokan, and Chairil Zaman. “Analisis Risiko Kehamilan Pada Ibu Hamil Di RS Muhammad Zein Kabupaten Belitung Timur”. Avicenna: Jurnal Ilmiah 20, no. 2 (October 9, 2025): 135–146. Accessed February 7, 2026. https://gas3kglangka.umb.ac.id/index.php/avicena/article/view/8663.