1. Department of Physical Medicine and Rehabilitation, Catholic University of Daegu School of Medicine, Daegu 42472, Republic of Korea
2. Department of Pathology, Catholic University of Daegu School of Medicine, Daegu 42472, Republic of Korea
3. Department of Medical Statistics, Catholic University of Daegu School of Medicine, Daegu 42472, Republic of Korea
4. Department of Physical Medicine and Rehabilitation, Seongju Moo Gang Hospital, Seongju 40026, Republic of Korea