[Blood groups and stomach cancer].
D000017:ABO Blood-Group System / Q000032:analysis*; D001604:Berlin; D001660:Biliary Tract Diseases / Q000097:blood; D006801:Humans; D013274:Stomach Neoplasms / Q000097:blood*
D000017:ABO Blood-Group System
Blutgruppe und Magenkrebs.