title: Study offers evidence on items left behind during surgical cases.
mesh_terms: D005547:Foreign Bodies; D006801:Humans; D008318:Malpractice; D019300:Medical Errors / Q000706:statistics & numerical data*; D009873:Operating Rooms / Q000592:standards* / Q000706:statistics & numerical data; D012307:Risk Factors; D017751:Safety Management; D013525:Surgical Instruments; D015503:Surgical Sponges; D014481:United States