Ikeda, Masato http://orcid.org/0000-0003-3583-5975
Terashima, Risa
Yamada, Taku
Suyama, Masahiro
Yokote, Shinya
Nakao, Masatsugu
Yamamoto, Izumi
Hirano, Keita
Okonogi, Hideo
Yamamoto, Hiroyasu
Yokoo, Takashi
Article History
Received: 27 September 2018
Accepted: 1 March 2019
First Online: 16 March 2019
Compliance with ethical standards
:
: M.I. has received scholarship funds from Baxter International, Inc. and Terumo Corporation. No other authors have any conflicts of interest to declare. No sources of funding had any direct involvement in the design or conduct of the study; the collection, management, analysis, or interpretation of data; or the preparation, review, or approval of the manuscript.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee at which the studies were conducted [IRB approval number 29-032 (8648)] and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Written informed consent was not required because of the non-intervention and retrospective chart review design. We provided all individual participants a means to opt out in this study.