1. Department of Physical Medicine and Rehabilitation and Hallym Institute of Translational Genomics and Bioinformatics, Hallym Sacred Heart Hospital, Hallym University College of Medicine, Anyang, Korea.
2. Department of Rehabilitation Medicine and Rehabilitation Institute of Neuromuscular Disease, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
3. Department of Neurology and Rehabilitation Institute of Neuromuscular Disease, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.