Saadah, Miftahus, Supriyadi Hari Respati, and Okid Parama Aristin. 2017. “Multilevel Analysis on the Risk Factors of Post Partum Hemorrhage in Bondowoso, Central Java”. Journal of Maternal and Child Health 1 (4):205-13. http://thejmch.com/index.php/thejmch/article/view/30.