1. Physical Therapy Department, Kennedy Krieger Institute, Baltimore, MD 21205, USA
2. Department of Physical Medicine and Rehabilitation, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
3. Independent Researcher, Silver Spring, MD 20901, USA
4. School of Allied Health, Curtin University, Perth, WA 6009, Australia
5. Liggins Institute, University of Auckland, Auckland 1023, New Zealand
6. Facultad de Educación, Universidad Internacional de La Rioja, 26006 Logroño, La Rioja, Spain
7. Occupational Science and Occupational Therapy, University of British Columbia, Vancouver, BC V6T 2B5, Canada
8. Nemours Children’s Health, Wilmington, DE 19803, USA