1. Department of Emergency and General Medicine; Hyogo Prefectural Amagasaki General Medical Center; Amagasaki Japan
2. Department of Respiratory Medicine; Hyogo Prefectural Amagasaki General Medical Center; Amagasaki Japan
3. Department of Surgical Pathology; Hyogo Prefectural Amagasaki General Medical Center; Amagasaki Japan
4. Department of Gastroenterology; Hyogo Cancer Center; Akashi Japan
5. Department of Palliative Medicine; Hyogo Prefectural Kakogawa Medical Center; Kakogawa Japan
6. Department of Respiratory Medicine; Aso Iizuka Hospital; Iizuka Japan