Halverson, K J Locoregional recurrence of breast cancer: a retrospective comparison of irradiation alone versus irradiation and systemic therapy. [electronic resource] - American journal of clinical oncology Apr 1992 - 93-101 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0277-3732 Subjects--Topical Terms: AdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy Protocols--therapeutic useBreast Neoplasms--drug therapyCombined Modality TherapyFemaleHumansMenopauseMiddle AgedMultivariate AnalysisNeoplasm Recurrence, Local--drug therapyRetrospective StudiesSurvival Analysis