Imai, Takeharu
Abe, Tetsuya https://orcid.org/0000-0002-6976-9753
Uemura, Norihisa
Yoshida, Kazuhiro
Shimizu, Yasuhiro
Article History
Received: 4 September 2017
Accepted: 6 March 2018
First Online: 12 March 2018
Compliance with ethical standards
:
: The present study was approved by the review board of the Aichi Cancer Center Hospital. This study was also conducted in accordance with the guidelines of the Declaration of Helsinki (1964) and later versions.
: All authors declare that they have no conflict of interest.