title: Revision of quality control programme (1986) for ER and PgR measurement.
authors.affiliation: Institute of Radiology, University of Ferrara, Italy.
authors.forename: A
authors.initials: A
authors.lastname: Piffanelli
mesh_terms: D006801:Humans; D007558:Italy; D011786:Quality Control; D011959:Receptors, Estradiol / Q000032:analysis*; D011980:Receptors, Progesterone / Q000032:analysis*
chemical_list: D011959:Receptors, Estradiol; D011980:Receptors, Progesterone