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Germs!
by
If germs are too small to see, how do we know that they're there? Read about how scientists first discovered the causes of infections, and find out how they developed ways of preventing and curing many deadly diseases.
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the long version
If germs are too small to see, how do we know that they're there? Read about how scientists first discovered the causes of infections, and find out how they developed ways of preventing and curing many deadly diseases.
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"If germs are too small to see, how do we know that they're there? Read about how scientists first discovered the causes of infections, and find out how they developed …"
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