Orthopaedic surgeon workforce and volume assessment for total hip and knee replacement in the United States: preparing for an epidemic.
Iorio R, Robb WJ, Healy WL, Berry DJ, Hozack WJ, Kyle RF, Lewallen DG, Trousdale RT, Jiranek WA, Stamos VP, Parsley BS. Orthopaedic surgeon workforce and volume assessment for total hip and knee replacement in the United States: preparing for an epidemic. J Bone Joint Surg Am. 2008 Jul; 90(7):1598-605.