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Dr. Jason Campbell, front, became known as the TikTok doc for his dance videos.
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SHUTTERSTOCK
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SHUTTERSTOCK
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The Moderna COVID-19 vaccine.
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COURTESY OREGON HEALTH & SCIENCE UNIVERSITY
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PHOTO BY ADAM JAIME ON UNSPLASH
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NATIONAL CANCER INSTITUTE
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CENTERS FOR DISEASE CONTROL AND PREVENTION
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Oregon Health & Science University's sprawling west side campus.
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AARON BIELECK/OHSU
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COURTESY OREGON HEALTH & SCIENCE UNIVERSITY