An infectious disease may have a background.Logical formLearned from5 sentences. A goofiness can be infectious.Logical formLearned from5 sentences. An ode can be infectious.Logical formLearned from5 sentences. Symptoms can be infectious.Logical formLearned from5 sentences. Yawns can be infectious.Logical formLearned from5 sentences. A person may study infectious diseases.Logical formLearned from5 sentences. Physicians can be infectious.Logical formLearned from5 sentences. Some infectious organisms may die.Logical formLearned from5 sentences. A doctor can be infectious.Logical formLearned from5 sentences. A scene can be infectious.Logical formLearned from5 sentences. Protection can be from infectious disease.Logical formLearned from5 sentences. Lines can be infectious.Logical formLearned from5 sentences. Toxins can be infectious.Logical formLearned from5 sentences. (Bass lines) can be infectious.Logical formLearned from5 sentences. A specialty can be constituted-of-or-filled-with infectious disease.Logical formLearned from5 sentences.