S. Chigateri, S. Hoblidar, S. S Moni, R. M Desai, and C. R Luke, “Comparison of Clinical Characteristics and Prognostic Markers in Pregnant Women during the First and Second Wave of COVID-19 in India”, Thai J Obstet Gynaecol, vol. 30, no. 3, pp. 169–177, May 2022.