Ariesta, Ratna, and Dwi Andriani. “Hubungan Anemia Pada Kehamilan Dengan Inpartu Kala II Lama Di BPM Ny. Suhariyati Surabaya”. Journal of Health Sciences 9, no. 1 (August 29, 2016). Accessed July 22, 2024. https://journal2.unusa.ac.id/index.php/JHS/article/view/185.