Merck CEO says raising COVID-19 vaccine hopes is a ‘grave disservice’

Kenneth Frazier, Merck’s CEO, warned that progress on prototype vaccines may be overhyped as it’s not yet clear how effective they are (file)  COVID-19 vaccines under development are not guaranteed to work and people who say to expect a vaccine before year-end are doing a ‘grave disservice to the public,’ drugmaker Merck’s chief executive officer … Read more