Boston conference in February linked to as many as 300,000 coronavirus cases worldwide

A two-day international business conference in Boston early in the pandemic was likely a super-spreader event that has been linked to as many as 300,000 coronavirus cases worldwide, according to a new scientific study released on Thursday.The study, published in the journal Science by lead author Jacob Lemieux of Massachusetts General Hospital, found that the event is responsible for roughly 1.6 percent of all U.S. cases since the onset of the…