AU - Lawson EH, Gibbons M, Ingraham AM, Shekelle PG, Ko CY TI - APpropriateness criteria to assess variations in surgical procedure use in the united states PT - JOUR DP - 2011 TA - Archives of Surgery pages = {1433-1440}, VI - 146 IP - 12 AID - 10.1001/archsurg.2011.581 [doi] 4100 - http://dx.doi.org/10.1001/archsurg.2011.581 SO - Archives of Surgery December 1, 2011 146(12):1433