Ono, Takashi
Nakamura, Tatsuya
Yamaguchi, Hisashi
Azami, Yusuke
Takayama, Kanako
Suzuki, Motohisa
Wada, Hitoshi
Kikuchi, Yasuhiro
Murakami, Masao
Nemoto, Kenji
Article History
Received: 28 November 2017
Accepted: 31 January 2018
First Online: 5 February 2018
Ethics approval and consent to participate
: We obtained general informed consent for the research from patients. Present retrospective study was approved by the ethics committees of our institution (approval number: D17–31). The study was conducted in accordance with the Declaration of Helsinki.
: We obtained written informed consent to publish from patients.
: The authors declare that they have no competing interests.
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