Article Information
Author Information
- Masaaki Sumi,
- Hiroaki Satoh,
- Yuko T. Yamashita,
- Morio Ohtsuka,
- Kiyohisa Sekizawa
- Division of Respiratory Medicine Institute of Clinical Medicine University of Tsukuba Tsukuba, Japan; Division of Respiratory Medicine Institute of Clinical Medicine University of Tsukuba Tsukuba, Japan; Center for General Medicine Ryukyu University Hospital Nishihara-Okinawa, Japan; Division of Respiratory Medicine Institute of Clinical Medicine University of Tsukuba Tsukuba, Japan; Division of Respiratory Medicine Institute of Clinical Medicine University of Tsukuba Tsukuba, Japan