233 staff members at 2 San Francisco hospitals have tested positive, most in breakthrough Delta infections.

https://ift.tt/3fhAcgt Hospitals, Vaccination and Immunization, Coronavirus (2019-nCoV), Disease Rates, Contact Tracing (Public Health) By BY EDUARDO MEDINA from NYT U.S. https://ift.tt/3zXEkda
via IFTTT