Dini F. Omari et al. 2021. Maternal Deaths due to Obstetric Hemorrhage in Padang, Indonesia: A Case-Control Study: Kematian Maternal Akibat Perdarahan Obstetri di Kota Padang: Sebuah Studi Kasus-Kontrol. Indonesian Journal of Obstetrics and Gynecology. 9, 2 (Apr. 2021), 65–69. DOI:https://doi.org/10.32771/inajog.v9i2.1434.