?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=David&rft.au=Endesfelder%2C+David&rft.aulast=Endesfelder&rft.date=1+September+2014&rft.atitle=Chromosomal+instability+selects+gene+copy+number+variants+encoding+core+regulators+of+proliferation+in+ER%2B+breast+cancer&rft.issue=17&rft.title=Cancer+Research&rft.issn=0008-5472&rft.pages=4853-4863&rft.volume=74&rft.genre=article