Handa, Sakiko Shimizu
Baba, Shingo
Yamashita, Kenichiro
Nishizaka, Mari
Ando, Shinichi http://orcid.org/0000-0002-2796-0621
Article History
Received: 28 December 2018
Accepted: 4 March 2019
First Online: 18 March 2019
Compliance with ethical standards
:
: Author Sakiko Shimizu Handa, Shingo Baba, Kenichiro Yamashita and Mari Nishizaka declare that they have no conflict of interest. Shinichi Ando obtained unrestricted research funding from Teijin Home Health and Philips Respironics.
: This study was approved by the Institutional Review Board of Kyushu University Hospital.
: Informed consent was obtained from all individual participants included in the study.