Tokioka, Sayuri http://orcid.org/0000-0003-0751-1674
Fukamizu, Seiji
Kitamura, Takeshi
Miyazawa, Satoshi
Kawamura, Iwanari
Hojo, Rintaro
Sakurada, Harumizu
Hiraoka, Masayasu
Article History
Received: 18 July 2019
Accepted: 6 September 2019
First Online: 12 October 2019
Compliance with ethical standards
: This retrospective observational study was approved by the Institutional Review Board of Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan.
: The authors declare that they have no conflict of interest.