Departments of Exercise and Sport Scienceand Orthopedics,University of North Carolina at Chapel Hill,Chapel Hill, North Carolina,(Guskiewicz, Marshall
Department of Neurosurgery,West Virginia UniversitySchool of Medicine,Morgantown, West Virginia(Bailes)
Neuroscience Center, Waukesha Memorial Hospital,Waukesha, Wisconsin, andDepartment of Neurology, Medical College of Wisconsin, Milwaukee, Wisconsin(McCrea)
Neurosurgery Service, Emerson Hospital,Concord, Massachusetts, andNeurological Sports Injury Center,Brigham and Women's Hospital,Boston, Massachusetts(Cantu)
Chicago Neurological Institute,Chicago, Illinois, and Department of Neurology, Loyola University Medical School,Maywood, Illinois,(Randolph)
Memory Evaluation and Treatment Service, Burke Rehabilitation Hospital, White Plains, New York(Jordan)
Reprint requests: Kevin M. Guskiewicz, Ph.D., A.T.C., Sports Medicine Research Laboratory, Department of Exercise and Sport Science, 211 Fetzer CB #8700, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599-8700. Email: [email protected]
Received, November 5, 2004.
Accepted, May 3, 2005.