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https://www.bloomberg.com/news/arti...ose-slashes-risk-of-catching-omicron-in-study
Hospital workers who got a fourth dose of Pfizer Inc.’s messenger RNA vaccine were far less likely to get Covid than triple-vaccinated peers in a study.
The findings published Tuesday in the American Medical Association’s open access journal are the latest to confirm the benefits of a second booster against breakthrough infections caused by omicron. The study’s authors pointed to an extra dose as a tool to prevent medical staff shortages and spare health systems in times of strain.
Hospital workers who got a fourth dose of Pfizer Inc.’s messenger RNA vaccine were far less likely to get Covid than triple-vaccinated peers in a study.
The findings published Tuesday in the American Medical Association’s open access journal are the latest to confirm the benefits of a second booster against breakthrough infections caused by omicron. The study’s authors pointed to an extra dose as a tool to prevent medical staff shortages and spare health systems in times of strain.
