title: Patterns in urban and rural cancer incidence.
mesh_terms: D000367:Age Factors; D003120:Colorado; D006262:Health; D006801:Humans; D007484:Iowa; D009369:Neoplasms / Q000453:epidemiology*; D012306:Risk; D012423:Rural Health; D012737:Sex Factors; D013997:Time Factors; D014504:Urban Health