title: Grading systems for DCIS.
authors.forename: Conceição
authors.initials: C
authors.lastname: Leal
authors.forename: Carlos
authors.initials: C
authors.lastname: Lopes
mesh_terms: D001943:Breast Neoplasms / Q000145:classification* / Q000473:pathology*; D002285:Carcinoma, Intraductal, Noninfiltrating / Q000145:classification* / Q000473:pathology*; D005260:Female; D006801:Humans