Sahu, Kamal Kant, Ajay Kumar Mishra, and Amos Lal. “COVID-2019: Update on Epidemiology, Disease Spread and Management”. Monaldi Archives for Chest Disease 90, no. 1 (April 16, 2020). Accessed November 28, 2020. https://monaldi-archives.org/index.php/macd/article/view/1292.