1. Covid-19 Dashboard by the Center for Systems Science and Engineering (CSSE) May 16, 2020. https://coronavirus.jhu.edu/map.html.
2. Wadman M, Courzin-Frankel J, Kaiser J, Metacic C. Biology, Coronavirus DOI:10. 1126/Science.abc3208.
3. Levitan R. The infection that’s silently killing coronavirus patients. NY Times. April 20, 2020.
4. COVID-19 does not lead to a “Typical” acute respiratory distress syndrome;Gattinoni;Am J Respir Crit Care Med,2020
5. ST-segment elevation in patients with Covid-19 — a case series;Bangalore;N Engl J Med,2020