Adachi, Takuya http://orcid.org/0000-0002-1547-9427
Machida, Youichi
Fukuma, Eisuke
Tateishi, Ukihide
Article History
Received: 8 April 2020
Accepted: 30 June 2020
First Online: 16 July 2020
Ethics approval and consent to participate
: Ethical approval from the research committee of the author’s institution in accordance with the Helsinki Declaration, and written informed consent was waived by the Institutional Review Board.
: Not applicable.
: The authors declare that they have no competing interests.