Department of Respiratory Medicine, Kanagawa Cardiovascular and Respiratory Center, Tomioka-higashi, Kanazawa-ku, Yokohama, Japan; Corresponding author. Address for correspondence: Satoshi Ikeda, MD, PhD, Department of Respiratory Medicine, Kanagawa Cardiovascular and Respiratory Center, 6-16-1 Tomioka-Higashi, Kanazawa-ku, Yokohama 236-0051, Japan.
Hiromasa Arai, MD, PhD
Department of General Thoracic Surgery, Kanagawa Cardiovascular and Respiratory Center, Tomioka-higashi, Kanazawa-ku, Yokohama, Japan
Akimasa Sekine, MD, PhD
Department of Respiratory Medicine, Kanagawa Cardiovascular and Respiratory Center, Tomioka-higashi, Kanazawa-ku, Yokohama, Japan
Koji Okudela, MD, PhD
Department of Pathology, Yokohama city University Graduate School of Medicine, Kanazawa-ku, Yokohama, Japan
Tae Iwasawa, MD, PhD
Department of Radiology, Kanagawa Cardiovascular and Respiratory Center, Tomioka-higashi, Kanazawa-ku, Yokohama, Japan
Takashi Ogura, MD
Department of Respiratory Medicine, Kanagawa Cardiovascular and Respiratory Center, Tomioka-higashi, Kanazawa-ku, Yokohama, Japan