Takagi, Yukinori
Hashimoto, Kunio
Katayama, Ikuo
Eida, Sato
Sumi, Misa http://orcid.org/0000-0001-5610-5395
Article History
Received: 21 May 2020
Accepted: 2 August 2020
First Online: 16 August 2020
Compliance with ethical standards
:
: Yukinori Takagi, Kunio Hashimoto, Ikuo Katayama, Sato Eida, and Misa Sumi declare that they have no conflict of interest.
: This study was approved by clinical research ethics committee of Nagasaki University Hospital. All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008 (5).