A nail may be infected by a fungus.Logical formLearned from2 sentences. Bacteria may infect (nutrition solutions).Logical formLearned from2 sentences. A virus may infect a clone.tr..Logical formLearned from2 sentences. (Std organisms) may infect a host surfaces.Logical formLearned from2 sentences. Some persons may be infected by (tb strains).Logical formLearned from2 sentences. Adenoviruses may infect (cell populations).Logical formLearned from2 sentences. Individuals may be infected for life.Logical formLearned from2 sentences. A total of some patients may be infected.Logical formLearned from2 sentences. Persons may be infected by avian influenza.Logical formLearned from2 sentences. Young adults may be infected as teenagers.Logical formLearned from2 sentences. Animals may be infected with doses of (tb bacteria).Logical formLearned from2 sentences. Women may be infected through (injection drug use).Logical formLearned from2 sentences. Patients may be infected with organisms.Logical formLearned from2 sentences. Individuals may be infected with pathogens.Logical formLearned from2 sentences. Some (health care workers) may be infected.Logical formLearned from2 sentences.