R. Latif, M. S. Khan, and Samiullah, “Placental Growth Factor as A Predictor of Preeclampsia in Teenage Pregnancy Study Conducted in Tertiary care Hospital of Peshawar”, Pak J Clin Res, vol. 3, no. 7, pp. 10–14, Jul. 2026, doi: 10.65761/pjcr.2026.280.