Aryani, Rini, Muslich Ashari, and Siti Thomas Zulaikhah. “Age and Diastolic Blood Pressure Are Risk Factor of Preeclamsia: A Case Control Study in Semarang”. International Journal of Medical Science and Clinical Invention 5, no. 7 (July 30, 2018): 3939–3943. Accessed November 23, 2024. https://valleyinternational.net/index.php/ijmsci/article/view/1366.