Appannagari, V., D. K., B. Kingsbury, S. Rathore, J. E. Mathews, and M. Gowri. “Maternal and Neonatal Outcome in Pregnancy at 40 Years and Beyond in a Tertiary Care Center: A Retrospective Case Control Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 8, no. 8, July 2019, pp. 3129-34, doi:10.18203/2320-1770.ijrcog20193523.