About the Authors

Motoyasu Iikura

iikura-tky@umin.ac.jp

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Siyan Yi

Affiliation Department of Epidemiology and International Health, National Center for Global Health and Medicine, Tokyo, Japan

Yasunori Ichimura

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Ai Hori

Affiliation Department of Epidemiology and International Health, National Center for Global Health and Medicine, Tokyo, Japan

Shinyu Izumi

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Haruhito Sugiyama

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Koichiro Kudo

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Tetsuya Mizoue

Affiliation Department of Epidemiology and International Health, National Center for Global Health and Medicine, Tokyo, Japan

Nobuyuki Kobayashi

Affiliation Department of Respiratory Medicine, National Center for Global Health and Medicine, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NK TM. Performed the experiments: MI YI SI HS NK KK. Analyzed the data: MI SY AH. Contributed reagents/materials/analysis tools: MI. Wrote the manuscript: MI SY.