Mathur, P., R. Mathur, and A. Singh. “A Clinical Study of Postpartum Depression and Its Association With Postnatal Factors”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 7, no. 6, May 2018, pp. 2120-2, doi:10.18203/2320-1770.ijrcog20181843.