Patients may be infected with bacteria.Logical formLearned from5 sentences. A disease may infect lungs.Logical formLearned from5 sentences. Workers may be infected with a disease.Logical formLearned from4 sentences. Pupils may be infected by a virus.Logical formLearned from4 sentences. A male may be infected with a new type of influenza.Logical formLearned from4 sentences. Some persons may be infected with a (flu virus).Logical formLearned from4 sentences. A child may be infected with a virus.Logical formLearned from4 sentences. A person may be infected with an influenza.Logical formLearned from4 sentences. A man may be infected with (influenza a/h1n1s).Logical formLearned from4 sentences. Regions may infect birds.Logical formLearned from4 sentences. Persons may be infected with (chikungunya fever).Logical formLearned from4 sentences. A (bird flu virus) may infect some persons.Logical formLearned from4 sentences. Some percent may be infected through sexual contact.Logical formLearned from4 sentences. Some pigs may be infected with a disease.Logical formLearned from4 sentences. Children may be infected with a disease.Logical formLearned from4 sentences.