A leukemia can be undiagnosed.Logical formLearned from5 sentences. A chronic lymphocytic leukemia can be refractory.Logical formLearned from5 sentences. Chronic leukemia can be a disorder.Logical formLearned from5 sentences. Leukemia may be diagnosed.Logical formLearned from5 sentences. Patients can be with acute leukemias.Logical formLearned from5 sentences. (Leukemia patients) may graduate from schools.Logical formLearned from5 sentences. A case can be constituted-of-or-filled-with acute leukemia.Logical formLearned from5 sentences. An association can be between (childhood leukemia).Logical formLearned from5 sentences. An association can be with leukemia.Logical formLearned from5 sentences. Children may contract leukemia.Logical formLearned from5 sentences. A (death rate) can be from leukemia.Logical formLearned from5 sentences. Leukemia can be at age.Logical formLearned from5 sentences. Awareness can be for leukemia.Logical formLearned from5 sentences. (Leukemia drugs) can be tainted.Logical formLearned from5 sentences. A drug can be for chronic (myeloid leukemia).Logical formLearned from5 sentences.