Sivapragasam, V., A. A. Manjappa, A. B. Patil, and M. Kalaimani. “Prevalence and Risk Factors of Postpartum Depression at a Tertiary Care Institute”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 8, no. 7, June 2019, pp. 2773-80, doi:10.18203/2320-1770.ijrcog20193041.