human body

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Understanding Hay Fever: Bridging the Gap Between Nature and Society

Spring means hay fever! Hay fever means that a person's body cannot change from winter to spring. It means that a person...
2024.03.20
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Late afternoon for Seitaijin #9

We have to be careful about infections. Infectious diseases are caused by bacteria and viruses. The human body is resist...
2024.03.03
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