title: HER-2 intratumoral heterogeneity.
authors.forename: Vincenzo
authors.initials: V
authors.lastname: Arena
authors.forename: Ilaria
authors.initials: I
authors.lastname: Pennacchia
authors.forename: Fabio Maria
authors.initials: FM
authors.lastname: Vecchio
authors.forename: Arnaldo
authors.initials: A
authors.lastname: Carbone
mesh_terms: D001943:Breast Neoplasms / Q000235:genetics* / Q000401:mortality* / Q000473:pathology*; D005260:Female; D005784:Gene Amplification; D018734:Genes, erbB-2 / Q000235:genetics*; D006801:Humans