Mukaihara, Keika
Hasegawa-Moriyama, Maiko
Kanmura, Yuichi
Article History
Received: 8 January 2020
Accepted: 28 February 2020
First Online: 10 March 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Kagoshima University Hospital. Because of the anonymous retrospective nature of this study, the requirement for informed consent was waived.
: Not applicable
: The authors declare that they have no competing interests.