Infectious diseases can be in a world-city.Logical formLearned from9 sentences. Riffs can be infectious.Logical formLearned from9 sentences. A (dance music) can be infectious.Logical formLearned from9 sentences. A titre can be infectious.Logical formLearned from9 sentences. Disease can be an infectious disease.Logical formLearned from9 sentences. Products may transmit an infectious agent.Logical formLearned from9 sentences. (Disease outbreaks) can be infectious.Logical formLearned from9 sentences. Infectious diseases can be airborne.Logical formLearned from9 sentences. A fellowship can be in infectious diseases.Logical formLearned from9 sentences. A risk can be constituted-of-or-filled-with infectious diseases.Logical formLearned from9 sentences. Persons may remain infectious.Logical formLearned from9 sentences. A parasite can be infectious.Logical formLearned from9 sentences. Fellows can be infectious.Logical formLearned from9 sentences. A microorganism can be infectious.Logical formLearned from9 sentences. Challenges may be posed by infectious diseases.Logical formLearned from9 sentences.