Widodo, Yekti, Siti Amanah, Nurmala K Pandjaitan, and Djoko Susanto. 2017. “The Implementation of Maternal Health Education Policy in Low and High Maternal Mortality Areas”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 36 (2):126-34. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/8094.