From the Department of Respiratory Medicine, Sendai Kousei Hospital, Sendai; First Department of Medicine, Hokkaido University School of Medicine; Department of Respiratory Medicine, Sapporo City General Hospital, Sapporo; Division of Respirology and Chest Surgery, Miyagi Cancer Center, Natori; Department of Respiratory Medicine, Isawa Hospital, Oshu; Department of Cardiology, Respiratory Medicine, and Nephrology, and Department of Medical Oncology, Hirosaki University Graduate School of Medicine,... (At 2008-11-20)
