[Epidemiologic and preventive medicine aspects of gastrointestinal tumors].
D000367:Age Factors; D000368:Aged; D003430:Cross-Sectional Studies; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000401:mortality* / Q000517:prevention & control; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013557:Switzerland
Epidemiologische und präventivmedizinische Aspekte gastrointestinaler Tumoren.