Bhardwaj, B., A. Menon, V. K. Prajapati, A. S. Kathi, and R. Singh. “Comparative Study of Feto-Maternal Outcome of Antenatal Cases As Per the Standard WHO Guidelines Vs Revised Antenatal Visit Schedule During COVID 19 Pandemic”. Journal of Maternal and Child Health, vol. 8, no. 1, Jan. 2023, pp. 125-37, doi:10.26911/thejmch.2023.08.01.12.