1. Department of Respiratory Medicine and Allergy; Tosei General Hospital; Aichi Japan
2. Peking Union Medical College Hospital; Beijing China
3. Department of Pulmonary Medicine and Oncology, Graduate School of Medicine; Nippon Medical School; Tokyo Japan
4. Clinical Research Center; National Hospital Organization Kinki-Chuo Chest Medical Center; Osaka Japan
5. Shanghai Pulmonary Hospital; Shanghai China
6. Nippon Boehringer Ingelheim Co., Ltd; Tokyo Japan
7. Boehringer Ingelheim Ltd.; Bracknell UK
8. Boehringer Ingelheim Pharmaceuticals Inc.; Ridgefield Connecticut USA
9. Asan Medical Center; University of Ulsan; Seoul South Korea