| Affiliation: | 1. Department of Thoracic and Cardiovascular Surgery, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Republic of Korea;2. Department of Rehabilitation Medicine, Gangnam Severance Hospital, Rehabilitation Institute of Neuromuscular Disease, Yonsei University College of Medicine, Seoul, Republic of Korea;3. Biostatistics Collaboration Unit, Department of Research Affairs, Yonsei University College of Medicine, Seoul, Republic of Korea;1. Department of Neurologic Surgery, Mayo Clinic, Rochester, MN;2. Mayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic, Rochester, MN;3. Department of Physiology and Biomedical Engineering, Mayo Clinic, Rochester, MN;4. Department of Physical Medicine and Rehabilitation, Mayo Clinic, Rochester, MN |
