Maan, Garima, and Niharika Dhiman. “Impact of COVID-19 on Antenatal Care Utilization-a Tertiary Care Center Study in New Delhi”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 11, no. 11 (October 28, 2022): 3044–3048. Accessed December 4, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/12129.