Fibre and cancer of the colon.
D000349:Africa; D001208:Asia; D001315:Australia; D003110:Colonic Neoplasms / Q000453:epidemiology*; D004032:Diet; D002523:Edible Grain; D005060:Europe; D005638:Fruit; D006801:Humans; D009520:New Zealand; D009656:North America; D009754:Nuts; D012639:Seeds; D013020:South America; D014675:Vegetables