title: Re: Sector resection with or without postoperative radiotherapy for stage I breast cancer: five-year results of a randomized trial.
authors.forename: S H
authors.initials: SH
authors.lastname: Levitt
mesh_terms: D001943:Breast Neoplasms / Q000532:radiotherapy / Q000601:surgery / Q000628:therapy*; D003131:Combined Modality Therapy; D003365:Costs and Cost Analysis; D006801:Humans; D011788:Quality of Life