Diseases may spread.Logical formLearned from50 sentences. A disease may be ravaged.Logical formLearned from50 sentences. Disease can be a killer.Logical formLearned from50 sentences. A percent may pertain-to a (disease burden).Logical formLearned from50 sentences. Some patients may have disease.Logical formLearned from49 sentences. An infectious disease may be caused by a virus.Logical formLearned from49 sentences. Patients can be with coronary disease.Logical formLearned from49 sentences. Symptoms may pertain-to diseases.Logical formLearned from49 sentences. A disease can be adrenal.Logical formLearned from49 sentences. Diseases may pertain-to an ear.Logical formLearned from49 sentences. A person may catch a disease.Logical formLearned from49 sentences. A disease can be simple.Logical formLearned from49 sentences. Effects may pertain-to diseases.Logical formLearned from49 sentences. Some persons may develop a disease.Logical formLearned from49 sentences. Research can be on rare diseases.Logical formLearned from49 sentences.