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Direct transmission is through direct contact with the infected person with no intermediary or vector. The Ebola virus and AIDs virus are examples. Indirect would be malaria spread through mosquitos, plague via rats, etc. The common cold spread through droplets in the air could seem indirect, but because of the proximity required, the CDC website lists it ...


if Bushmeat practices (eating meat from non-domesticated animals, in this case HIV-infected fruit bats) have been the same for centuries, why has HIV only really spread in THIS century? We can't really rule out the existence of similar epidemics in the more distant past. In fact, almost certainly they were transmission events from bushmeat (not ...

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