Wulandari, Nuzulul Azizah Ramdan, Ernawati Ernawati, and Muhammad Ilham Aldika Akbar. “Difference of Calcium Levels in Javanese, Madurese, and Chinese Preeclamptic Women”. Majalah Obstetri & Ginekologi 25, no. 3 (March 31, 2018): 86–91. Accessed January 3, 2025. https://e-journal.unair.ac.id/MOG/article/view/7987.