Tweet from Bob_Wachter at December 24, 2021 at 02:59PM
Covid (@UCSF) Chronicles, Day 647 (!)
I haven’t done a San Francisco update for a while. Now seems like a good time, since SF – the most vaxxed big city in the U.S. – may offer lessons for the nation about how an Omicron surge is influenced by high vax (& masking) rates.(1/25)— Bob Wachter (@Bob_Wachter)
Dec 24, 2021
from http://twitter.com/Bob_Wachter