L.A. Officials are Still Not Sure How or Why COVID Cases are Skyrocketing. It's a Huge Handicap Los Angeles Times - November 19, 2020 Eric Meyerowitz, M.D., discusses his study suggesting that transmission of COVID-19 most often occurs indoors in poorly ventilated spaces, with a large portion originating from people who don’t show symptoms. Dr. Meyerowitz is assistant professor of medicine at Einstein and an internist and infectious disease specialist at Montefiore.