Family tree can yield lifesaving knowledge for patients at risk for hereditary cancers.
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D005260:Female; D049673:History, 20th Century; D006801:Humans; D008297:Male; D008495:Medical Oncology / Q000266:history; D009329:Nebraska; D009369:Neoplasms / Q000235:genetics*; D010375:Pedigree; D012307:Risk Factors