Maryland plans to looks for antibody levels in seniors’ blood to determine how protected they are from COVID-19 and whether and how soon they may need a booster shot of vaccine.
Source: The Baltimore Sun Politics Section State of Maryland
Maryland plans to looks for antibody levels in seniors’ blood to determine how protected they are from COVID-19 and whether and how soon they may need a booster shot of vaccine.
Source: The Baltimore Sun Politics Section State of Maryland
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