1. Department of Anatomy, Wonkwang University School of Medicine, Iksan, Korea
2. Department of Neurosurgery, Jiujiang University Affiliated Hospital, Jiujiang, China
3. Department of Anesthesiology and Pain Medicine, Wonkwang University School of Medicine, Wonkwang University Hospital, Iksan, Korea
4. Jesaeng-Euise Clinical Anatomy Center, Wonkwang University School of Medicine, Iksan, Korea
5. Sarcopenia Total Solution Center, Wonkwang University School of Medicine, Iksan, Korea