CNN CNN Newsroom With Alisyn Camerota and Victor Blackwell January 17, 2022 20:32:00
But it also finds a fourth dose may not provide enough of those antibodies to protect against the omicron variant. let's bring in cnn senior medical continue eliza-- correspondent elizabeth cohen. >> in israel, several weeks ago they started giving fourth doses to people who were immune compromised, to people who were 60 years of age or older, and also to health care workers. so they decided to see, when we give it to health care workers, what happens, let's take a look at what shiba did, they gave fourth doses to 274 health care workers, some got pfizer, some got moderna. the fourth dose did ...