title: Estrogen receptor expression in breast cancer: we cannot ignore the shades of gray.
authors.forename: Kimberly H
authors.initials: KH
authors.lastname: Allison
mesh_terms: D001943:Breast Neoplasms / Q000378:metabolism*; D005188:False Negative Reactions; D006801:Humans; D007150:Immunohistochemistry; D009362:Neoplasm Metastasis / Q000503:physiopathology; D009364:Neoplasm Recurrence, Local / Q000378:metabolism; D011960:Receptors, Estrogen / Q000276:immunology / Q000378:metabolism*
chemical_list: D011960:Receptors, Estrogen