Pfizer Ceos News Today

>> theres been a lot of talk and i think maybe some misrepresentation that we absolutely will need booster shots at this time. we dont know. we dont know what the durability of protection is. were following it very closely. we may, at some time, have to get a booster shot. but we dont know when that is. whether thats a year or more than a year. so i think we just better be prepared for it. and that was the point that i was trying to make. is that we need to be prepared by doing tests to determin...