Here's why a vaccine will not stop the Covid-19 pandemic right away
Dr. Umair Shah remembers the last mass vaccination campaign the US waged. It was in 2009, when the H1N1 "swine" flu broke out in April, right at the end of the regular flu season.…
Dr. Umair Shah remembers the last mass vaccination campaign the US waged. It was in 2009, when the H1N1 "swine" flu broke out in April, right at the end of the regular flu season.…