The North American Industry Classification System (NAICS) is an industry coding system designed to facilitate the collection, analysis, and presentation of economic data in the United States, Canada, ...
Correspondence to Dr John E Kuhn, Chief of Shoulder Surgery, Vanderbilt University Medical Center, Vanderbilt Sports Medicine, 3200 MCE South Tower, 1215 21st Avenue South, Nashville, TN 37232, USA; j ...