1 Sports and Spine Division, Department of Rehabilitation Medicine, University of Washington Medical Center, Seattle, WA; Sports, Spine, and Orthopaedic Health, University of Washington Husky Stadium Sports Medicine Center, 3800 Montlake Blvd NE, Seattle, WA 98195.
2 Department of Radiology, Singapore General Hospital, Singapore.
3 Singhealth Family Medicine, Singapore.
4 Department of Sports Medicine, Changi General Hospital, Singapore.