1. Rehabilitation Team, The Catholic University of Korea Incheon St. Mary’s Hospital, Incheon, Republic of Korea
2. Department of Occupational and Environmental Medicine, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea
3. Rehabilitation Sciences PhD Program, Sargent College of Health and Rehabilitation Sciences, Boston University, Boston, MA, USA
4. Department of Physical Therapy, Yeoju Institut of Technology, Yeoju-si, Republic of Korea