Nakao, Masashi
Yamaguchi, Junichi
Otsuki, Hisao
Arashi, Hiroyuki
Hagiwara, Nobuhisa
Article History
Received: 15 May 2018
Accepted: 8 November 2018
First Online: 20 November 2018
Compliance with ethical standards
:
: This study was not financially supported by any company, grant, or fund. The authors declare that they have no conflict of interest.
: The study protocol was based on the regulations of the hospital’s ethics committee. Patient enrollment was performed according to the principles of the Declaration of Helsinki.
: All participating patients provided written informed consent.