[Cancer epidemiology problems in low incidence].
D003201:Computers; D004812:Epidemiologic Methods; D005163:Factor Analysis, Statistical; D005260:Female; D005859:Germany, East; D006801:Humans; D007822:Laryngeal Neoplasms / Q000453:epidemiology*; D008297:Male; D011336:Probability; D011676:Punched-Card Systems; D012494:Sampling Studies; D001749:Urinary Bladder Neoplasms / Q000453:epidemiology*
Probleme der Krebsepidemiologie bei kleiner Häufigkeit.