William Petri, M.D.: How effective is the first shot of the Pfizer or Moderna vaccine?
After a single dose of either vaccine, you have very high levels of protection after your body has time to build immunity, about a week. The scheduled second dose of these vaccines makes them even more effective.
March 20, 2021 · Leave a comment
William Torphy and Ted Torphy: Lessons from the Pandemic
The crisis has revealed structural dysfunctions as well as human courage and resilience, providing many lessons that cannot be ignored.
January 23, 2021 · 2 Comments
