Kudo, Masashi
Gotohda, Naoto
Sugimoto, Motokazu
Kobayashi, Tatsushi
Kojima, Motohiro
Takahashi, Shinichiro
Konishi, Masaru
Hayashi, Ryuichi
Article History
Received: 3 February 2018
Accepted: 22 May 2018
First Online: 2 June 2018
Compliance with ethical standards
:
: Masashi Kudo, Naoto Gotohda, Motokazu Sugimoto, Tatsushi Kobayashi, Motohiro Kojima, Shinichiro Takahashi, Masaru Konishi, and Ryuichi Hayashi declare that they have no conflicts of interest.
: This study protocol conformed to the ethical guidelines of the 1975 Declaration of Helsinki and was approved by the institutional review board of the National Cancer Center, Japan.
: Informed consent was obtained from each patient included in the study.