Health care

UPMC launches website to register for COVID-19 vaccine – CBS Pittsburgh

What is certain about COVID-19 vaccination? Don’t throw away masks yet

Teachers, not nurses, get the Covid-19 vaccine with priority in some corners of Mexico

Two tales of the vaccine

Covida Vaccine Failure of Canada – WSJ

Only 50 people are known to have contracted COVID-19 more than once, but new strains have medical experts on high alert

Covid-19 mask warrants end in some states, causing tensions

Covid-19 spread to China before the first confirmed cases, new evidence suggests

The single dose of Pfizer vaccine is 85% effective, the Israeli study shows

IBM explores sale of IBM Watson Health