title: Progestin receptor assay in fine needle aspiration biopsies of breast tumors.
mesh_terms: D000328:Adult; D000368:Aged; D001707:Biopsy, Needle; D001940:Breast / Q000473:pathology; D001943:Breast Neoplasms / Q000032:analysis* / Q000473:pathology; D005260:Female; D006801:Humans; D008875:Middle Aged; D011372:Progestins / Q000032:analysis*; D011980:Receptors, Progesterone / Q000032:analysis*
chemical_list: D011372:Progestins; D011980:Receptors, Progesterone