Footnotes
This manuscript has recently been accepted for publication in the ERJ Open Research. It is published here in its accepted form prior to copyediting and typesetting by our production team. After these production processes are complete and the authors have approved the resulting proofs, the article will move to the latest issue of the ERJOR online. Please open or download the PDF to view this article.
Conflict of interest: Dr. Komatsu has nothing to disclose.
Conflict of interest: Dr. Yamamoto has nothing to disclose.
Conflict of interest: Dr. Matsui has nothing to disclose.
Conflict of interest: Dr. Terasaki has nothing to disclose.
Conflict of interest: Dr. Hebisawa has nothing to disclose.
Conflict of interest: Dr. Iwasawa has nothing to disclose.
Conflict of interest: Dr. Johkoh has nothing to disclose.
Conflict of interest: Dr. Baba has nothing to disclose.
Conflict of interest: Dr. Miyamoto has nothing to disclose.
Conflict of interest: Dr. Handa has nothing to disclose.
Conflict of interest: Dr. Tomii has nothing to disclose.
Conflict of interest: Dr. Waseda has nothing to disclose.
Conflict of interest: Dr. Bando has nothing to disclose.
Conflict of interest: Dr. Ishii has nothing to disclose.
Conflict of interest: Dr. Miyazaki has nothing to disclose.
Conflict of interest: Dr. Yoshizawa has nothing to disclose.
Conflict of interest: Dr. Takemura has nothing to disclose.
Conflict of interest: Dr. Kawabata has nothing to disclose.
Conflict of interest: Dr. Ogura has nothing to disclose.
This is a PDF-only article. Please click on the PDF link above to read it.
- Received February 13, 2021.
- Accepted June 22, 2021.
- Copyright ©The authors 2021
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