Takatsu, Yasuo http://orcid.org/0000-0002-4384-089X
Shiozaki, Toshiki
Miyati, Tosiaki
Asahara, Masaki
Tani, Yuji
Article History
Received: 3 September 2018
Revised: 12 February 2019
Accepted: 13 February 2019
First Online: 27 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Ethics Committee of Osaka Red Cross Hospital (Osaka, Japan). For this type of retrospective study, formal consent is not required. All procedures performed in studies were in accordance with the ethical standards of the Institutional Review Board.
: This article does not contain any studies with human participants or animals performed by any of the authors.