title: Breast cancer--not just whether but when?
authors: D
authors: D
authors: Easton
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001943:Breast Neoplasms / Q000209:etiology* / Q000235:genetics; D003043:Cocarcinogenesis; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D008875:Middle Aged; D008954:Models, Biological; D009378:Neoplasms, Multiple Primary / Q000209:etiology / Q000235:genetics; D012307:Risk Factors; D014430:Twins, Monozygotic