title: Few U.S. breast surgeons do volume of operations associated with better results.
authors.forename: Deborah
authors.initials: D
authors.lastname: Levenson
mesh_terms: D001943:Breast Neoplasms / Q000601:surgery*; D002983:Clinical Competence / Q000706:statistics & numerical data*; D005260:Female; D013502:General Surgery / Q000706:statistics & numerical data*; D006801:Humans; D008408:Mastectomy; D017063:Outcome Assessment, Health Care; D011787:Quality of Health Care; D014481:United States