Categories News The Key to Defeating COVID-19 Already Exists. We Need to Start Using It | Opinion Post author By B Smalls Post date May 25, 2020 No Comments on The Key to Defeating COVID-19 Already Exists. We Need to Start Using It | Opinion HARVEY A. RISCH, MD, PHD , PROFESSOR OF EPIDEMIOLOGY, YALE SCHOOL OF PUBLIC HEALTH ← Over 40 Shot, 6 Killed, Monday Alone in Mayor Lightfoot’s Chicago → New Numbers From Psychiatrists Show Just How Damaging the Lockdown Is to People Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.