D Saputra, Akbar N, et al. “Malignancy Risk Factors of Hydatidiform Mole: Faktor-Faktor Risiko Keganasan Pada Molahidatidosa”. Indonesian Journal of Obstetrics and Gynecology, vol. 7, no. 2, Apr. 2019, pp. 146-51, doi:10.32771/inajog.v7i2.581.