Doctors may infect patients.Logical formLearned from4 sentences. A mad disease may infect herds.Logical formLearned from4 sentences. A mad disease may infect some herds.Logical formLearned from4 sentences. A surgeon may be infected.Logical formLearned from4 sentences. Microbes may infect a recipient.Logical formLearned from4 sentences. A baboon may be infected with viruses.Logical formLearned from4 sentences. A person may be infected with some viruses.Logical formLearned from4 sentences. A copy of word may be infected.Logical formLearned from4 sentences. A patient may be infected with a virus.Logical formLearned from4 sentences. A protein may block a virus from infecting human cells.Logical formLearned from4 sentences. Persons may be infected by germs.Logical formLearned from4 sentences. A human may be infected with a virus.Logical formLearned from4 sentences. A person may be infected with a (tb germ).Logical formLearned from4 sentences. Some millions may be infected.Logical formLearned from4 sentences. A person may be infected with gonorrhea.Logical formLearned from4 sentences.