Eric Feigl-Ding (@DrEricDing )

Eric Feigl-Ding

Bio Epidemiologist & Health Economist. Senior Fellow FAS. Spent 16 yrs @HarvardChanSPH. @Harvard & @JohnsHopkins alum. #COVID19 updates since Jan’20. Vote @JoeBiden
Location Washington DC & Virginia
Tweets 30,7K
Followers 313,4K
Following 6,3K
Account created 10-01-2009 11:01:33
ID 18831926

iPhone : 3) And MASKS do work!!

Association Between Universal Masking in a Health Care System and SARS-CoV-2 Positivity Among Health Care Workers

jamanetwork.com/journals/jama/…