Prakash, Sadanand, Manas Mani Agrawal, Rajendra Kumar, and Shubhangi Yadav. “Clinical and Epidemiological Profile of Patients Infected by COVID-19 at a Tertiary Care Centre in North India”. Monaldi Archives for Chest Disease 90, no. 4 (November 27, 2020). Accessed April 18, 2024. https://www.monaldi-archives.org/macd/article/view/1357.