Dr. Lilian Abbo, center, receives a flu shot from Nicholas Torres, left, and a Pfizer COVID-19 booster shot from Douglas Houghton, right, at Jackson Memorial Hospital on Tuesday, October 5, 2021 in Miami According to the Centers for Disease Control and Prevention, it is safe to receive the COVID-19 vaccine and the flu vaccine at the same time. The COVID-19 booster is now available to people 65 and older and to workers whose jobs put them at high risk of exposure. (Lynne Sweet / AP)
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