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RE: The History Of Vaccine Series

in #health6 years ago

Certainly healthy food and living in a clean environment will positively reflect on human health.
But now despite the development of major cities in terms of infrastructure there is a big problem is the pollution of the atmosphere and carbon dioxide emissions, especially in the industrial cities, this is a severe problem suffered by the great powers Camrica, for example, which is the first source of emissions and carbon dioxide in the atmosphere accompanied by diseases

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