1. From the Departments of Breast Surgery (M.S., I.B.F., S.S.d.S., F.B.A.M.), Pathology (T.A.D., A.F.d.A., C.A.B.d.T.O., A.G.d.N.), Clinical Oncology (E.S.d.S.), and Imaging (A.G.V.B.), A.C. Camargo Cancer Center, Rua Antônio Prudente 211, Liberdade, São Paulo, SP 01509-900, Brazil.