Nishio, Naoko
Kido, Aki
Minamiguchi, Sachiko
Kiguchi, Kayo
Kurata, Yasuhisa
Nakao, Kyoko Kameyama
Kuwahara, Ryo
Yajima, Ryo
Otani, Satoshi
Mandai, Masaki
Togashi, Kaori
Minami, Manabu
Article History
First Online: 18 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were conducted in accordance with ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. For this type of study, formal consent is not required.
: A statement of informed consent was not applicable because the manuscript includes no patient data.