1. Department of Physical Therapy, College of Healthcare Medical Science & Engineering, Inje University, Gimhae, Korea
2. Research Center for Aged-Life Redesign (RCAR), Inje University, Gimhae, Korea
3. Biohealth Products Research Center (BPRC), Inje University, Gimhae, Korea
4. Department of Rehabilitation Science, Graduate School of Inje University, Gimhae, Korea
5. Department of Physical Therapy, Chungdam Hospital, Seoul, Korea