1Department of Orthopedic Surgery, Columbia University, New York, New York, USA
2Department of Orthopaedic Surgery and Rehabilitation, Oregon Health & Sciences University, Portland, Oregon, USA
3Division of Infectious Diseases, University of Utah, Salt Lake City, Utah, USA
4George E. Wahlen VA Medical Center, Salt Lake City, Utah, USA
5Woodruff School of Mechanical Engineering and Petit Institute for Bioengineering and Bioscience, Georgia Institute of Technology, Atlanta, Georgia, USA
6Department of Orthopaedic Surgery and Rehabilitation, University of Texas Medical Branch, Galveston, Texas, USA
7Shriners Children's Texas, Galveston, TX
8Center for Regenerative and Personalized Medicine, The Steadman Clinic & Steadman Philippon Research Institute, Vail, Colorado, USA
9Orthopaedic Trauma Institute, University of California, San Francisco (UCSF), San Francisco, California, USA