Shidei, Hiroaki
Maeda, Hideyuki
Isaka, Tamami
Matsumoto, Takako
Yamamoto, Tomoko
Nagashima, Yoji
Kanzaki, Masato
Article History
Received: 18 September 2019
Accepted: 17 February 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: Not applicable.
: Written informed consent was obtained from the patient. This consent is for all potentially identifiable clinical data and accompanying images, and this is available for review by the editor of BMC surgery.
: The authors declare that they have no competing interests.