title: Estrogen receptor immunohistochemistry cutoff value: standardization is needed.
authors.forename: Cagatay
authors.initials: C
authors.lastname: Arslan
authors.forename: Omer
authors.initials: O
authors.lastname: Dizdar
authors.forename: Kadri
authors.initials: K
authors.lastname: Altundag
mesh_terms: D014408:Biomarkers, Tumor / Q000032:analysis / Q000592:standards; D001943:Breast Neoplasms / Q000737:chemistry* / Q000473:pathology; D018270:Carcinoma, Ductal, Breast / Q000737:chemistry* / Q000473:pathology; D002452:Cell Count; D005260:Female; D006801:Humans; D007150:Immunohistochemistry / Q000592:standards*; D011379:Prognosis; D011960:Receptors, Estrogen / Q000032:analysis*; D012015:Reference Standards
chemical_list: D014408:Biomarkers, Tumor; D011960:Receptors, Estrogen