Ikeyama, Shigo
Kanda, Shoichiro
Sakamoto, Shinichi
Sakoda, Akiko
Miura, Kenichiro
Yoneda, Ryu
Nogi, Ayumi
Ariji, Shohei
Shimoda, Mai
Ono, Mayumi
Kanda, Sachiko
Yokoyama, Seiichiro
Takahashi, Kan
Yokoyama, Yoshiki
Hattori, Motoshi
Article History
Received: 13 July 2021
Accepted: 12 October 2021
First Online: 20 October 2021
Declarations
:
: The authors have declared that no conflict of interest exists.
: All procedures performed in studies involving human participants were approved by the institutional committees of the University of Chiba (approval number 1050) and were carried out in accordance with the approved guidelines 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.