Naito, Takayuki
Sawaoka, Takayuki
Sasaki, Kota
Iida, Kazutaka
Sakuraba, Sachiko
Yokohama, Keiko
Sato, Haruna
Soma, Maki
Okamura, Emiko
Harada, Takashi
Yoshimachi, Fuminobu
Article History
Received: 6 September 2018
Accepted: 31 December 2018
First Online: 7 January 2019
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. The study protocol was reviewed and approved by the ethics committee of Aomori Kyoritsu Hospital.