Correlation of leukemia mortality rates with altitude in the United States.
D000531:Altitude; D001417:Background Radiation; D003359:Cosmic Radiation; D004781:Environmental Exposure; D006801:Humans; D007938:Leukemia / Q000453:epidemiology*; D007953:Leukemia, Radiation-Induced; D012306:Risk; D014481:United States