Chaudhary, D., M. Chauhan, D. Gupta, and S. Jat. “A Comparative Review of Maternal and Neonatal Outcome Among Pregnant Women With COVID-19 in First and Second Wave in a Tertiary Care Centre of South Rajasthan”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 10, no. 12, Nov. 2021, pp. 4471-7, doi:10.18203/2320-1770.ijrcog20214644.