U.S. FDA authorizes "mix and match" for booster sh… stocking 0 53 2021.10.21 12:36 https://youtu.be/QiMz1lkysrQ + 60 미 FDA, 모더나•얀센 부스터샷 승인…교차접종도 허용 The FDA has also authorized booster shots those who've received the Moderna or J&J vaccine. They're ...