Arizona Doctor Cautiously Optimistic About Pfizer COVID-19 Vaccine
On Monday, pharmaceutical maker Pfizer reported it's COVID-19 vaccine appears to be 90% effective. Dr. Shad Marvasti with the University of Arizona College of Medicine Phoenix, is…
On Monday, pharmaceutical maker Pfizer reported it's COVID-19 vaccine appears to be 90% effective. Dr. Shad Marvasti with the University of Arizona College of Medicine Phoenix, is…