Department of Pulmonary Medicine, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, 465, Kajii-cho, Kamigyo-ku, Kyoto, 602-8566, Japan

Kenji Morimoto, Tadaaki Yamada & Koichi Takayama

Division of Respiratory Medicine, Department of Internal Medicine, St. Marianna University School of Medicine, 2-16-1 Sugao, Miyamae-ku, Kawasaki-shi, Kanagawa, 216-8511, Japan

Naoki Furuya

Department of Respiratory Medicine, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki-shi, Aomori, 036-8562, Japan

Hisashi Tanaka

Department of Respiratory Medicine, Japanese Red Cross Kyoto Daini Hospital, 355-5 Haruobicho, Kamanza-dori Marutamachi-agaru, Kamigyo-ku, Kyoto, 602-8026, Japan

Akihiro Yoshimura

Department of Respiratory Medicine, Japanese Red Cross Kyoto Daiichi Hospital, 15 749 Honmachi, Higashiyama, Kyoto, 605-0981, Japan

Akihiro Yoshimura & Shoki Matsumoto

Department of Respiratory Medicine, Saitama Red Cross Hospital, 1-5 Shintoshin, Chuo-ku, Saitama, 330-8553, Japan

Tomohiro Oba

Department of Respiratory Medicine, Shonan Fujisawa Tokushukai Hospital, 1-5-1 Tsujido Kandai, Fujisawa-shi, Kanagawa, 251-0041, Japan

Makoto Hibino

Department of Respiratory Medicine, Nagasaki University Graduate School of Biomedical Sciences, 1-7-1 Sakamoto, Nagasaki, Nagasaki, 852-8501, Japan

Takahito Fukuda

Department of Respiratory Medicine, Fujita Health University School of Medicine, 1-98 Dengakugakubo, Kutsukake-cho, Toyoake-shi, Aichi, 470-1192, Japan

Yasuhiro Goto

Department of Respiratory Medicine, Fukuoka University Hospital, 7-45-1 Nanakuma, Jonan-ku, Fukuoka-shi, Fukuoka, 814-0180, Japan

Akira Nakao

Division of Hematology, Respiratory Medicine and Oncology, Department of Internal Medicine, Faculty of Medicine, Saga University, 1-1, Nabeshima 5-chome, Saga, Saga, 849-8501, Japan

Shinsuke Ogusu

Department of Thoracic Oncology, Kansai Medical University Hospital, 2-3-1 Shinmachi, Hirakata, Osaka, 573-1191, Japan

Yuta Okazaki

Department of Medical Oncology, Fukuchiyama City Hospital, 231 Atsunaka-cho, Fukuchiyama-shi, Kyoto, 620-8505, Japan

Taishi Harada

Department of Breast Medicsal Oncology, Izumi City General Hospital, 4-5-1 Wake-cho, Izumi-shi, Osaka, 594-0073, Japan

Takayo Ota

Division of Respiratory Medicine, Gunma Prefectural Cancer Center, 617-1 Takahayashinishi-cho, Ota-shi, Gunma, 373-8550, Japan

Ken Masubuchi

Department of Respiratory Medicine and Hematology, School of Medicine, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya-shi, Hyogo, 663-8501, Japan

Koji Mikami

Department of Respiratory Medicine, Rakuwakai Otowa Hospital, 2 Otowachinji-cho, Yamashina, Kyoto, 607-8062, Japan

Tae Hata

Department of Respiratory Medicine, Kokuho Asahi Chuo Hospital, I-1326, Asahi-shi, Chiba, 289-2511, Japan

Ryoichi Honda

Department of Pulmonary Medicine, Kyoto Chubu Medical Center, Nantan-shi, Kyoto, 629-0197, Japan

Koji Date

Department of Respiratory Medicine, Uji-Tokushukai Medical Center, Uji-shi, Kyoto, 611-0041, Japan

Yusuke Chihara

Kenji M and TY conceived, designed, and coordinated the study. Kenji M, TY, and KT wrote the first draft of the manuscript. Kenji M and TY contributed to the data interpretation. NF, HT, AY, Tomohiro O, MH, TF, YG, AN, SO, YO, Taishi H, Takayo O, Ken M, Koji M, Tae H, SM, RH, KD, and YC critically reviewed the manuscript. TY and KT contributed to the validation and supervision. All the authors have read and approved the final manuscript.