616.994 Cancers
616.9943 Digestive system diseases--humans--cancer--medicine
616.99431 Mouth cancer--medicine 616.99432 Esophageal neoplasms--medicine 616.99433 Gastric cancer--medicine 616.99434 Intestinal cancer--medicine 616.99435 Anus cancer--medicine 616.99436 Biliary tract cancer--medicine 616.99437 Pancreas cancer--medicine
Dewey Decimal Classification
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