Ohira, Junichiro http://orcid.org/0000-0002-1888-9173
Ohara, Nobuyuki
Hinoda, Takuya
Morimoto, Takeshi
Kohara, Nobuo
Article History
Received: 21 March 2020
Accepted: 2 July 2020
First Online: 12 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: The study was performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki.