APA Style

Ekapatria, C. et al (2012). Placental Growth Factor Level is Lower in Early-Onset Preeclampsia, while Tumor Necrosis Factor Alpha Level does not Show any Difference between Early and Late Onset Preeclampsia . Jakarta: Indonesian Society of Obstetrics and Gynecology.

MLA Style

Ekapatria, Christofani. et al. "Placental Growth Factor Level is Lower in Early-Onset Preeclampsia, while Tumor Necrosis Factor Alpha Level does not Show any Difference between Early and Late Onset Preeclampsia". Jakarta: Indonesian Society of Obstetrics and Gynecology, 2012. Text.