Lasiyati Yuswo Yani and Eka Dewi Retnosari (2023) “Vitamin D Levels in Pregnancy with Preeclampsia: A Cross-Sectional Study in The Tropics”, Journal of Scientific Research, Education, and Technology (JSRET), 2(2), pp. 812–819. doi: 10.58526/jsret.v2i2.162.