The blood groups of gastric ulcer-cancer.
D001789:Blood Group Antigens; D006801:Humans; D010437:Peptic Ulcer / Q000097:blood*; D013274:Stomach Neoplasms / Q000097:blood*; D013276:Stomach Ulcer
D001789:Blood Group Antigens
BLOOD GROUPS; PEPTIC ULCER/blood; STOMACH NEOPLASMS/blood