New research study reveals efficiency of COVID-19 booster

19659001 ABC News primary medical reporter Dr. Jen Ashton breaks down a brand-new research study by the CDC on the booster shot’s efficiency. Sign up for GMA’s YouTube page: 19659003 https://bit.ly/2Zq0dU5 Go to the GMA3 homepage: https://bit.ly/3kNlst8 19659006 FOLLOW GMA3: 19459006 Facebook: https://www.facebook.com/abcgma3 19659007 Twitter: 19459011 https://twitter.com/abcgma3 19659008 Instagram: 19459012 https://instagram.com/abcgma3 #gma 3 #drjenashton #covidbooster

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