1. Department of Respiratory Medicine, Iizuka Hospital, Japan
2. Department of Respiratory Medicine, Juntendo University Graduate School of Medicine, Japan
3. Department of Orthopedic Surgery, Spinal Injuries Center, Japan
4. Department of Orthopedic Surgery, Iizuka Hospital, Japan
5. Department of Intensive Care, Iizuka Hospital, Japan
6. Department of Gastroenterology, Iizuka Hospital, Japan
7. Department of Thoracic Surgery, Iizuka Hospital, Japan