**Author details**

Akira Takeda1 \* and Yoshiki Ishii2

\*Address all correspondence to: akitake@iuhw.ac.jp

1 Division of Clinical Immunology & Rheumatology, International University of Health and Welfare Hospital, Nasu-Shiobara, Tochigi, Japan

2 Department of Pulmonary Medicine and Clinical Immunology, Dokkyo University School of Medicine, Mibu, Tochigi, Japan
