Pfizer and Moderna vaccines may provide immunity for years
A Washington University study published Monday, June 28, also showed a heightened immune response for people who had the disease and later were vaccinated.
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Washington University vaccine Dr. Manoj Jain Dr. Nick Hysmith Pfizer ModernaJane Roberts
Longtime journalist Jane Roberts is a Minnesotan by birth and a Memphian by choice. She's lived and reported in the city more than two decades. She covers business news and features for The Daily Memphian.
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