Banga, S., J. K. Naagar, P. Patel, S. Hajela, N. Mishra, and T. Saad. “Burden, Maternal Risk Factors, and Fetal Outcomes in Twin Pregnancies: A Retrospective Observational Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 12, no. 9, Aug. 2023, pp. 2628-32, doi:10.18203/2320-1770.ijrcog20232468.