Sindhu, Lavi, Bindoo Yadav, and Aruna Batra. 2019. “Prevalence of Chlamydia Pneumoniae Seropositivity in Early Pregnancy and Its Association With Preeclampsia Among Primigravidae in Indian Population”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 8 (10):3964-69. https://doi.org/10.18203/2320-1770.ijrcog20194363.