1. Department of Allergy and Respiratory Medicine, National Hospital Organization Minami-Okayama Medical Center, Japan
2. Department of Hematology, Oncology and Respiratory Medicine, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Japan
3. Department of Respiratory Medicine, Okayama City Hospital, Japan
4. Department of Clinical Genetics, Kurashiki Central Hospital, Japan
5. Center for Medical Genetics, Keio University School of Medicine, Japan
6. Department of Medical Technology, Okayama University Graduate School of Health Sciences, Dentistry and Pharmaceutical Sciences, Japan
7. Department of Allergy and Respiratory Medicine, Okayama University Hospital, Japan