Health 4th COVID-19 vaccine dose less effective against Omicron, Israel study shows By - January 17, 2022 0 208 Facebook Twitter Pinterest WhatsApp Health By Josef Federman The Associated Press Posted January 17, 2022 5:28 pm 0:42Israeli study finds 4th COVID-19 shot boosts antibodies ‘5-fold,’ PM says WATCH: Israeli study finds 4th COVID-19 shot boosts antibodies ‘5-fold,’ PM says – Jan 4, 2022 © 2022 The Canadian Press JOURNALISTIC STANDARDS REPORT AN ERROR Advertisement Advertisement