Dr. Anthony Fauci, the United States' top infectious disease expert, said on Friday at a congressional hearing that he was 'cautiously optimistic' that there will be a vaccine for coronavirus by 'end of this year and as we go into 2021'.
Dr. Anthony Fauci, the United States' top infectious disease expert, said on Friday at a congressional hearing that he was 'cautiously optimistic' that there will be a vaccine for coronavirus by 'end of this year and as we go into 2021'.
Dr. Anthony Fauci, the United States' top infectious disease expert, said on Friday at a congressional hearing that he was..