About the Authors

Ying-Yi Liao

Affiliations Department of Physical Therapy and Assistive Technology, National Yang-Ming University, Taipei, Taiwan, Department of Rehabilitation, Jen-Teh Junior College of Medicine, Nursing and Management, Miaoli, Taiwan

Yea-Ru Yang

Affiliation Department of Physical Therapy and Assistive Technology, National Yang-Ming University, Taipei, Taiwan

Yih-Ru Wu

Affiliation Department of Neuromuscular Disorders, Chang Guan Memorial Hospital, Linkou, Taiwan

Ray-Yau Wang

rywang@ym.edu.tw

Affiliation Department of Physical Therapy and Assistive Technology, National Yang-Ming University, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: Y-YL Y-RY R-YW. Performed the experiments: Y-YL. Analyzed the data: Y-YL. Contributed reagents/materials/analysis tools: Y-RW. Wrote the paper: Y-YL.