title: Intratumoral heterogeneity of HER-2 gene amplification and protein overexpression in breast cancer.
authors.affiliation: Department of Pathology, The Johns Hopkins Medical Institutions, Baltimore, MD 21231, USA.
authors.forename: Julie M
authors.initials: JM
authors.lastname: Wu
authors.forename: Marc K
authors.initials: MK
authors.lastname: Halushka
authors.forename: Pedram
authors.initials: P
authors.lastname: Argani