booster dose


  • WordNet 3.6
    • n booster dose an additional dose that makes sure the first dose was effective
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In news:

Putting immune system boosters in cocktails is certainly a unique way to get a consistent dose.
Protection against whooping cough declines during the five years after the last dose of vaccine is given, a new study suggests -- and some experts are urging teens and adults to get a booster shot that would strengthen their immunity.