Takahashi, Naoko
Yoshizawa, Taku
Okubo, Aiko
Kumagai, Junko
Kawanishi, Hideki
Tsuchiya, Shinichiro
Moriishi, Misaki
Masaki, Takao
Ebata, Toshiya
Article History
Received: 11 December 2017
Accepted: 13 June 2018
First Online: 11 July 2018
Ethics approval and consent to participate
: This study was conducted with the approval of the Institutional Review Board of Tsuchiya General Hospital (no. E170619-2). Prior verbal consent was obtained from all patients enrolled in this study. The fact that patients provided consent was recorded in their medical records.
: Not applicable.
: The authors declare that they have no competing interests.
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