“Serum sFlt-1/PlGF Ratio as an Early Predictor of Preeclampsia in High-Risk Pregnancies between 20–28 Weeks of Gestation: A Prospective Observational Study” (2023) Global journal of medical and pharmaceutical sciences, 1(1), pp. 27–34. Available at: http://www.globapc.com/index.php/gjmps/article/view/22 (Accessed: 25 June 2026).