Spit Test Predicts Tots' Tooth Troubles (HealthDay)
HealthDay - THURSDAY, March 3 (HealthDay News) -- The dentist's command to 'spit' might soon be part of dental diagnosis: Researchers say they've developed a simple saliva-based test that can predict whether children will get cavities, how many cavities they will get and even which teeth are most vulnerable as they age.
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