A week before President Biden’s plan is to roll out, scientists are at odds about whether extra coronavirus shots are needed and for whom.A week before President Biden’s plan is to roll out, scientists are at odds about whether extra coronavirus shots are needed and for whom.Vaccination and Immunization, Coronavirus (2019-nCoV), Coronavirus Delta Variant, Disease Rates, Food and Drug Administration, Centers for Disease Control and Prevention, Biden, Joseph R Jr, United States Politics and Government, Regulation and Deregulation of Industry, Pfizer Inc, Moderna Inc, Israel, United StatesRead More