Ojima, Masahiro
Yamamoto, Norihisa
Hirose, Tomoya
Hamaguchi, Shigeto
Tasaki, Osamu
Kojima, Takashi
Tomono, Kazunori
Ogura, Hiroshi
Shimazu, Takeshi
Article History
Received: 7 January 2020
Accepted: 1 April 2020
First Online: 10 April 2020
Ethics approval and consent to participate
: This study was approved by our Institutional Research Ethics Board at Osaka University Hospital (approval number: 14011).
: Written informed consent was obtained from the patients or the patients’ guardians for publication of these case reports.
: The authors declare that they have no competing interests.