Tharihalli, C., and V. Thathagari. “Study of Correlation Between Maternal Body Mass Index With Maternal and Perinatal Outcome”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 6, no. 1, Dec. 2016, pp. 164-7, doi:10.18203/2320-1770.ijrcog20164650.