الخميس , 8 ديسمبر 2016
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الرئيسية » أرشيف الوسم : zoonotic

أرشيف الوسم : zoonotic

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Historical development of zoonotic diseases

Most of human prehistory was spent as small bands of hunter-gatherers; these bands were rarely larger than 150 individuals, and were not in contact with other bands very often. Because of this, epidemic  or pandemic  diseases, which depend on a constant influx of humans who have not developed an immune response, tended to burn out after their first run through ... أكمل القراءة »

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