How knowing your family tree can save your life.
D001943:Breast Neoplasms / Q000235:genetics; D003110:Colonic Neoplasms / Q000235:genetics; D003219:Confidentiality; D005192:Family Health; D020022:Genetic Predisposition to Disease; D006801:Humans; D020411:Oligonucleotide Array Sequence Analysis; D010375:Pedigree