Epidemiological observations of human leukemia in a metropolitan area.
D004812:Epidemiologic Methods; D006801:Humans; D007615:Kansas; D007938:Leukemia / Q000453:epidemiology*; D007945:Leukemia, Lymphoid / Q000453:epidemiology; D007948:Leukemia, Monocytic, Acute / Q000453:epidemiology; D015470:Leukemia, Myeloid, Acute / Q000453:epidemiology; D008923:Missouri; D012424:Rural Population; D014505:Urban Population