[Incidence of digestive system neoplasms].
D004067:Digestive System Neoplasms / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D011044:Poland; D013383:Suburban Population; D014505:Urban Population; D014881:Water Supply
Zachorowalność na nowotwory złośliwe narzadów trawiennych.