Inferior design: how an audit on surgery for breast masses was hampered by poor study design.
D001943:Breast Neoplasms / Q000175:diagnosis / Q000601:surgery*; D004282:Documentation; D005260:Female; D006764:Hospitals, Community; D006801:Humans; D007902:Length of Stay; D008485:Medical Audit / Q000379:methods* / Q000592:standards; D010043:Outcome and Process Assessment, Health Care; D010343:Patient Admission; D011367:Professional Staff Committees; D012107:Research Design