Nothing to spit at: Your saliva reveals a lot

Bacteria found in people's spit does not vary much around the world, a surprising finding that could provide insights into how diet and cultural factors affect human health.
Bacteria found in people's spit does not vary much around the world, a surprising finding that could provide insights into how diet and cultural factors affect human health.
This is additional taxonomy that helps us with analytics

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Nothing to spit at: Your saliva reveals a lot

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