video: Greg Whitcher, M.D., a resident in the Department of Emergency Medicine at Texas Tech University Health Sciences Centee, explains how the COVID-19 vaccine works. view more
Credit: Greg Whitcher, M.D.
Texas Tech University Health Sciences Center El Paso
video: Greg Whitcher, M.D., a resident in the Department of Emergency Medicine at Texas Tech University Health Sciences Centee, explains how the COVID-19 vaccine works. view more
Credit: Greg Whitcher, M.D.
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