Remember that in 6 other countries, 20,000 people have received this vaccine as part of the phase 3 trial. https://www.pfizer.com/science/coronavirus/vaccine h

Remember that in 6 other countries, 20,000 people have received this vaccine as part of the phase 3 trial. https://www.pfizer.com/science/coronavirus/vaccine https://www.pfizer.com/science/coronavirus/vaccine