Takada, Koji
Kashiwagi, Shinichiro http://orcid.org/0000-0002-0460-9599
Goto, Wataru
Asano, Yuka
Takahashi, Katsuyuki
Morisaki, Tamami
Takashima, Tsutomu
Tomita, Shuhei
Hirakawa, Kosei
Ohira, Masaichi
Funding for this research was provided by:
Japan Society for the Promotion of Science (25461992, 26461957, 17K10559)
Article History
Received: 9 April 2018
Accepted: 16 May 2018
First Online: 19 May 2018
Compliance with ethical standards
:
: All of authors have no conflicts of interest to disclose.
: This study was conducted at the Osaka City University Graduate School of Medicine, Osaka, Japan, according to the Reporting Recommendations for Tumor Marker Prognostic Studies guidelines and following a retrospectively written research proposal, pathological evaluation, and statistical plan. This study conformed to the provisions of the Declaration of Helsinki. All patients were informed of the investigational nature of this study and provided their written informed consent. The Ethics Committee of Osaka City University approved the study protocol (#926).
: Informed consent was obtained from all individual participants included in the study.