Kaur, Guljit, Sangeeta Pahwa, Amanbeer Kaur, and Madhu Nagpal. 2017. “A Comparative Study of the Serum Levels of Antiphospholipid Antibodies in Hypertensive Disorder of Pregnancy and Normotensive Pregnancy”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 6 (2):580-84. https://doi.org/10.18203/2320-1770.ijrcog20170386.