A virus may infect fowl.Logical formLearned from2 sentences. Persons may be infected during childhood.Logical formLearned from2 sentences. A department may be infected with a (work ethic).Logical formLearned from2 sentences. A male may infect a grandson.Logical formLearned from2 sentences. A proportion of a population may be infected.Logical formLearned from2 sentences. A family may be infected with (bird flu).Logical formLearned from2 sentences. Some rwandans may be infected.Logical formLearned from2 sentences. Birds may be infected with a strain of avian flu.Logical formLearned from2 sentences. Some domestic ducks may be infected for purposes.Logical formLearned from2 sentences. Some teens may be infected.Logical formLearned from2 sentences. A. may be infected with a virus.Logical formLearned from2 sentences. (Antibody expression) may prevent a virus from infecting a person.Logical formLearned from2 sentences. Persons may be infected with a pathogen.Logical formLearned from2 sentences. An (inflation virus) may infect a (blood supply).Logical formLearned from2 sentences. Virus may infect some persons.Logical formLearned from2 sentences.