Pharmacy tech loads syringe with Pfizer's COVID-19 vaccine
FILE - In this March 2, 2021, file photo, Hollie Maloney, a pharmacy technician, loads a syringe with Pfizer's COVID-19 vaccine at the Portland Expo in Portland, Maine. (AP Photo/Robert F. Bukaty, File)
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The single booster dose can be administered at least six months after completion of the second dose and applies only to individuals who previously received the Pfizer vaccine.
