How does coronavirus spread? Who's most at risk? How can we protect ourselves? Public health expert Dr. David Heymann shares the latest findings about the disease: pic.twitter.com/L53e0JjIZ7— TED Talks (@TEDTalks) February 28, 2020
How does coronavirus spread? Who's most at risk? How can we protect ourselves? Public health expert Dr. David Heymann shares the latest findings about the disease: pic.twitter.com/L53e0JjIZ7