About the Authors

Ryan R. Bailey

Affiliation Program in Physical Therapy, Washington University School of Medicine in St. Louis, St. Louis, Missouri, United States of America

Joseph W. Klaesner

Affiliation Program in Physical Therapy, Mallinckrodt Institute of Radiology, Department of Biomedical Engineering, Washington University School of Medicine in St. Louis, St. Louis, Missouri, United States of America

Catherine E. Lang

langc@wustl.edu

Affiliation Program in Physical Therapy, Program in Occupational Therapy, Department of Neurology, Washington University School of Medicine in St. Louis, St. Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RRB CEL. Performed the experiments: RRB. Analyzed the data: RRB JWK CEL. Contributed reagents/materials/analysis tools: RRB JWK CEL. Contributed to the writing of the manuscript: RRB JWK CEL.