TY - JOUR AU - Reames, B N; Shubeck, S P; Birkmeyer, J D TI - Strategies for reducing regional variation in the use of surgery: a systematic review JO - Ann Surg VL - 259 PY - 2014 DO - 10.1097/SLA.0000000000000248 L3 - PubMed-ID: 24240626 SP - 616 EP - 627 ER -