Walgreens sucks at scheduling vaccines, so we scraped it to make slot-filling easier.
Is this known?
It's likely that the antibodies produced in response to the Pfizer vaccine have similar cross reactivity as the Moderna vaccine (because they cause production of the same spike protein, which is what the immune system reacts to).
And of course, Pfizer is also studying the situation:
https://www.wsj.com/articles/pfizer-covid-19-vaccine-works-a...