Gupta, Nitesh, Sumita Agrawal, Pranav Ish, Suruchi Mishra, Rajni Gaind, Ganapathy Usha, Balvinder Singh, Manas Kamal Sen, and *Safdarjung Hospital COVID 2019 working group. 2020. “Clinical and Epidemiologic Profile of the Initial COVID-19 Patients at a Tertiary Care Centre in India”. Monaldi Archives for Chest Disease 90 (1). https://doi.org/10.4081/monaldi.2020.1294.