美 백신 접종 둔화...'성인 70% 접종' 목표 어려울 듯 - YTN 구글뉴스 0 10 2021.06.08 03:17 https://news.google.com/__i/rss/rd/articles/CBMiMWh0dHBzOi8vd3d3Lnl0bi… + 1 https://news.google.com/_/rss?pz=1&cf=all&topic=p&hl=ko&gl=KR&ceid=KR:… + 0 美 백신 접종 둔화...'성인 70% 접종' 목표 어려울 듯 YTN