Experts Race to Figure Out How Contagious the Coronavirus Is A study led by a researcher from Boston’s Northeastern University—using mathematical probability models based on travel patterns and confirmed international cases—estimated the median number of infections in Wuhan at 31,200 as of Wednesday, compared with that day’s official tally of 2,261.
The Times UK Coronavirus: first cases of human to human transmission confirmed A study by researchers at Northeastern University in the United States uses mathematical models to calculate that there are about 25,000 infections in China, more than five times the amount estimated by the government.