K., C., M. Anil, and M. Nelliyanil. “Antenatal Service Utilization Among Women in South India: A Community Based Cross Sectional Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 9, no. 3, Feb. 2020, pp. 1110-4, doi:10.18203/2320-1770.ijrcog20200884.