Estrogen receptor assay.
D000230:Adenocarcinoma / Q000175:diagnosis*; D001943:Breast Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009362:Neoplasm Metastasis; D011960:Receptors, Estrogen / Q000032:analysis*
D011960:Receptors, Estrogen