Pfizer COVID-19 shot shines in ‘real world’ test, prevents severe disease across age groups

The vaccine was found 92 percent effective at preventing severe disease after two shots and 62 percent after one.

from http://www.firstpost.com/health/pfizer-covid-19-shot-shines-in-real-world-test-prevents-severe-disease-across-age-groups-9344251.html