title: Estrogens and progestins in mammary development and neoplasia. Introduction.
authors.affiliation: Department of Medicine, University of Colorado Health Sciences Center, Denver 80262, USA. kate.horwitz@uchsc.edu
authors.forename: K
authors.initials: K
authors.lastname: Horwitz
authors.forename: C
authors.initials: C
authors.lastname: Clarke
mesh_terms: D001940:Breast / Q000196:embryology / Q000473:pathology / Q000502:physiology; D001943:Breast Neoplasms / Q000209:etiology / Q000378:metabolism / Q000503:physiopathology; D004967:Estrogens / Q000502:physiology*; D005260:Female; D006801:Humans; D011372:Progestins / Q000502:physiology*
chemical_list: D004967:Estrogens; D011372:Progestins