Quote:
Originally Posted by O.city
Immunity is measured in levels (sort of) though. In this case, the patient had enough immunity to sterilize the infection with no symptoms. If we tested for other things we have immunity to, I'm guessing we'd find alot of asymptomatic patients carrying.
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If we have HI to the common cold, why do we get millions of cases a year?
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I think the young people enjoy it when I "get down," verbally, don't you?
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