Patil, S. V., and F. Z. Shaikmohammed. “Study of Oligohydramnios and Its Perinatal Outcome”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 8, no. 7, June 2019, pp. 2705-8, doi:10.18203/2320-1770.ijrcog20193029.