1Department of Orthopaedics and Sports Medicine, Newton Medical Center, Newton, Kansas;
2Department of Family and Community Medicine, University of Kansas School of Medicine-Wichita, Wichita, Kansas;
3McMaster University Michael G. DeGroote School of Medicine, Family Medicine, Waterloo, ON, Canada;
4Department of Family and Community Medicine, Northwestern University Health Service, Evanston, Illinois;
5Department of Population Health, College of Osteopathic Medicine of the Pacific-Northwest, Lebanon, Oregon;
6Division of Violence Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia;
7Stadia Sports Medicine, West Des Moines, Iowa;
8Department of Orthopaedics and Family and Community Medicine, University of California San Francisco, San Francisco, California;
9Department of Orthopaedic Surgery and Pediatrics, Vanderbilt University Medical Center, Nashville, Tennessee;
10Physical Medicine and Rehabilitation, Rush University, Chicago, Illinois;
11Sport Science Institute, National Collegiate Athletic Association, Indianapolis, Indiana;
12Departments of Rehabilitation Medicine, Orthopaedics and Sports Medicine and Neurological Surgery, University of Washington, Seattle, Washington;
13National Federation of State High School Associations, Indianapolis, Indiana;
14Intermountain Healthcare, Salt Lake City, Utah;
15Holland & Knight, Boston, Massachusetts;
16Intermed, Portland, Maine;
17Family Medicine, State University of New York at Buffalo, Buffalo, New York;
18Foundation 42, Los Angeles, California;
19Longs Peak Family Medicine, Longmont, Colorado;
20Division of Sports Medicine, Departments of Family Medicine and Orthopaedic Surgery, University of California Los Angeles, Los Angeles, California;
21Orthopaedics, University of California Davis Sports Medicine, Sacramento, California; and
22Department of Family Medicine and Community Health, University of Minnesota, Minneapolis, Minnesota.
Corresponding Author: Jennifer Scott Koontz, MD, MPH, Newton Medical Center, 800 Medical Center Dr., Newton, KS 67114 ([email protected]).
The authors report no conflicts of interest.