A health-care worker administers a COVID-19 vaccine at a mass vaccination clinic at the Toronto Zoo on Wednesday. That means the updated preprint could end up showing that protection against Omicron infection is more than twice as high as initially reported. Centre for Disease Control, says the rapid sharing of COVID-19 vaccine studies on social media has completely changed the research landscape, adding more pressure to get early results right. Centre for Disease Control, who developed the vaccine study design used in the preprint, posted a commentary urging "extreme caution" with the results last week. Skowronski said the rapid sharing of COVID-19 vaccine studies on social media has completely changed the research landscape, adding more pressure to get early results right.

Source: CBC News January 15, 2022 19:17 UTC