9. Looks like one gets a much bigger bang for buck using booster doses in older adults #ACIP pic.twitter.com/Mecj55PXlg— Helen Branswell 🇨🇦 (@HelenBranswell) September 23, 2021
9. Looks like one gets a much bigger bang for buck using booster doses in older adults #ACIP pic.twitter.com/Mecj55PXlg