Pfizer Says COVID-19 Vaccine Is Looking 90% Effective
"We're in a position potentially to be able to offer some hope," Dr. Bill Gruber, Pfizer's senior vice president of clinical development, told The Associated Press. "We're very enc…
"We're in a position potentially to be able to offer some hope," Dr. Bill Gruber, Pfizer's senior vice president of clinical development, told The Associated Press. "We're very enc…