Health
A behind-the-scenes look at why Canada delayed 2nd doses of COVID-19 vaccines – CBC.ca
Canada is the only country in the world delaying second doses of COVID-19 vaccines from three weeks after the first dose to four months, but critics say we are…

This is an excerpt from Second Opinion, a weekly roundup of health and medical science news emailed to subscribers every Saturday morning. If you haven’t subscribed yet, you can do that by clicking here.
Danuta Skowronski was poring over Pfizer-BioNTech vaccine data on a Friday night in mid-December when she had an “aha!” moment.
The epidemiology lead at the British Columbia Centre for Disease Control realized she could actually “correct” the data
Pfizer had submitted to the U.S. Food and Drug…
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