First humans may arrive.Logical formLearned from12 sentences. Viruses can be in humans.Logical formLearned from12 sentences. Humans can be throughout the world.Logical formLearned from12 sentences. A side may pertain-to humans.Logical formLearned from12 sentences. Limits can be to humans.Logical formLearned from12 sentences. A (carrying capacity) can be for humans.Logical formLearned from12 sentences. Human can be to transmission.Logical formLearned from12 sentences. Relatives can be to humans.Logical formLearned from12 sentences. Doses can be in humans.Logical formLearned from12 sentences. Reproductive cloning can be constituted-of-or-filled-with humans.Logical formLearned from12 sentences. A risk of humans can be low.Logical formLearned from12 sentences. Humans may be infected by a virus.Logical formLearned from12 sentences. An origin can be for modern humans.Logical formLearned from12 sentences. A case can be for humans.Logical formLearned from12 sentences. Introduction can be by humans.Logical formLearned from12 sentences.