1. Department of Rehabilitation MedicineSeoul National University Hospital and College of Medicine Seoul Republic of Korea
2. Chung‐Ang University College of Medicine and Graduate School of Medicine Seoul Republic of Korea
3. Department of Physical Medicine & RehabilitationKorea University Guro Hospital Seoul Republic of Korea
4. Department of Rehabilitation MedicineKosin University Gospel Hospital Busan South Korea
5. Institute of AgingSeoul National University Seoul Republic of Korea
6. Rheumatism Research Institute, Medical Research CenterSeoul National University Seoul Republic of Korea