Need to pursue new leads in the epidemiology of colorectal cancer.
D000818:Animals; D003110:Colonic Neoplasms / Q000453:epidemiology / Q000209:etiology*; D004032:Diet / Q000009:adverse effects*; D004041:Dietary Fats / Q000009:adverse effects; D004043:Dietary Fiber; D004812:Epidemiologic Methods; D006801:Humans; D009374:Neoplasms, Experimental / Q000209:etiology; D012004:Rectal Neoplasms / Q000453:epidemiology / Q000209:etiology*; D012107:Research Design
D004041:Dietary Fats; D004043:Dietary Fiber