We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHER2 testing in a population-based study of patients with metastatic breast cancer treated with trastuzumab.AuthorsO'Malley FP; Thomson T; Julian J; Have C; Cosby R; Gelmon K; Andrulis I; Whelan TPublicationArchives of pathology & laboratory medicine, 2008, Vol 132, Issue 1, p61ISSN1543-2165Publication typearticleDOI10.1043/1543-2165(2008)132[61:HTIAPS]2.0.CO;2