Matsuzawa, Gaku
Sano, Hirotaka
Yamamoto, Nobuyuki
Kurokawa, Daisuke
Watanuki, Shoichi
Tashiro, Manabu
Itoi, Eiji
Article History
Received: 24 February 2020
Revised: 24 May 2020
Accepted: 25 May 2020
First Online: 12 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.