K., B., N., G., G, P. P., Dhingra, S. and D., V. (2019) “A study on pre pregnancy body mass index and its effect on maternal and perinatal outcome”, Obs Gyne Review: Journal of Obstetric and Gynecology, 5(4), pp. 181-185. doi: 10.17511/joog.2019.i04.01.