Takahashi, Jin https://orcid.org/0000-0001-5396-0054
Shiga, Takashi
Fukuyama, Yuita
Hoshina, Yuiko
Homma, Yosuke
Mizobe, Michiko
Numata, Kenji
Inoue, Tetsuya
Funakoshi, Hiraku
Article History
Received: 12 June 2019
Accepted: 15 August 2019
First Online: 28 August 2019
Ethics approval and consent to participate
: The study was approved by the institutional review board of the Tokyo Bay Urayasu Ichikawa Medical Center (ID: 247). The requirement for informed consent was waived because the study was retrospective and patient information was anonymized and de-identified prior to analysis.
: Not applicable. This study was a retrospective study that used data obtained from medical records.
: The authors declare that they have no competing interests.