Institution: | 1.Department of General Internal Medicine 4, Kawasaki Medical School, 2-1-80 Nakasange, Kita-ku, Okayama 700-8505, Japan;2.Department of Allergy and Respiratory Medicine (Thoracic Oncology), Okayama University Hospital, 2-5-1, Shikata-cho, Kitaku, Okayama, 700-8558, Japan |