1. Washington University in St. Louis, School of Medicine, Program in Occupational Therapy, Human Performance Laboratory, 4444 Forest Park Avenue, St. Louis, MO 63108, USA.
2. Methodist University, Occupational Therapy Program, McLean Health Sciences Building, 5400 Ramsey Street, Fayetteville, NC 28311, USA.
3. University of Illinois at Urbana-Champaign, College of Veterinary Medicine, Department of Veterinary Clinical Medicine, 1008 West Hazelwood Drive, Urbana, IL 61802, USA.