A meeting of the committee underscored how many uncertainties lie ahead, including whether a vaccine that works better against variants can be ready by fall.A meeting of the committee underscored how many uncertainties lie ahead, including whether a vaccine that works better against variants can be ready by fall.Clinical Trials, Coronavirus (2019-nCoV), Vaccination and Immunization, United States Politics and Government, Centers for Disease Control and Prevention, Food and Drug Administration, Health and Human Services Department, Moderna Inc, Pfizer IncRead More
