Bajaj, P., G. K. Kadikar, M. Kannani, M. Bhatt, and S. Shah. “Estimation of Foetal Birth Weight Clinically and Sonographically and Its Correlation With Its Actual Birth Weight: A Prospective and Comparative Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 6, no. 7, June 2017, pp. 3103-8, doi:10.18203/2320-1770.ijrcog20172942.