title: Introduction to breast disease review issue on metastasis.
authors.affiliation: National Cancer Institute, National Institutes of Health, Bethesda, MD, USA.
authors.forename: Lalage
authors.initials: L
authors.lastname: Wakefield
authors.forename: Kent
authors.initials: K
authors.lastname: Hunter
mesh_terms: D001943:Breast Neoplasms / Q000473:pathology*; D006801:Humans; D009362:Neoplasm Metastasis