1. Department of Critical Care Nursing, Graduate School of Medicine, Kyoto University, Japan
2. Department of Advanced Medicine for Respiratory Failure, Graduate School of Medicine, Kyoto University, Japan
3. Department of Respiratory Medicine, Graduate School of Medicine, Kyoto University, Japan
4. Department of Pediatrics, Tokai University Hachioji Hospital, Japan
5. Department of Respiratory Medicine, Kanazawa University Hospital, Japan
6. Department of Radiology, Tenri Hospital, Japan