1. Spinal fusion in the United States: analysis of trends from 1998 to 2008;Rajaee;Spine,2012
2. American College of Surgeons Healthy Policy Research Institute. The surgical workforce in the United States: profile and recent trends. 2010. Available at: http://www.acshpri.org/documents/ACSHPRI_Surgical_Workforce_in_US_apr2010.pdf. Accessed July 1, 2013.
3. Geographic and demographic variability of cost and surgical treatment of idiopathic scoliosis;Daffner;Spine,2010
4. Lumbar spinal fusion. Surgical rates, costs, and complications;Katz;Spine,1995
5. Comparative effectiveness of minimally invasive versus open transforaminal lumbar interbody fusion: 2-year assessment of narcotic use, return to work, disability, and quality of life;Adogwa;J Spinal Disord Tech,2011