Dr. Eric Feigl-Ding, a Harvard-trained epidemiologist who taught at the school for 15 years, published his alarming analysis of the coronavirus outbreak on Twitter Saturday, calling the virus "thermonuclear pandemic level bad" and declaring "I really hate to be the epidemiologist who has to admit this, but we are potentially faced with an unchecked pandemic that the world has not seen since the 1918 Spanish Influenza."

His full Twitter thread is reproduced below:

The eighth tweet in the thread, which was removed or deleted for reasons unknown (at publishing time Dr. Ding had not replied to a request for comment), was captured in a screen shot:

Below is the compiled text from his Twitter thread: