1. Department of Physical Therapy, Seoul Metropolitan Seonam Hospital, Yangcheon-gu, Seoul 08049, Republic of Korea
2. Department of Physical Therapy, Severance Rehabilitation Hospital, Yonsei University, Seodaemun-gu, Seoul 03722, Republic of Korea
3. Department of Physical Therapy, Graduate School, Yong In University, Yongin-si 17092, Gyeonggi-do, Republic of Korea
4. Department of Physical Therapy, College of Health & Welfare Science, Yong In University, Yongin-si 17092, Gyeonggi-do, Republic of Korea