Ueki, Shunsuke https://orcid.org/0000-0001-7859-4943
Fujishima, Fumiyoshi
Kumagai, Takuro
Ishida, Hirotaka
Okamoto, Hiroshi
Takaya, Kai
Sato, Chiaki
Taniyma, Yusuke
Kamei, Takashi
Sasano, Hironobu
Article History
Received: 12 September 2019
Accepted: 17 February 2020
First Online: 27 February 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of the Tohoku University School of Medicine (Accession No. 2017–1-630), and informed consent was obtained from all patients prior to surgery. All participants signed informed consent forms.
: Not applicable.
: The authors declare that they have no competing interests.