Shibaki, Ryota
Murakami, Shuji http://orcid.org/0000-0001-5104-5493
Matsumoto, Yuji
Goto, Yasushi
Kanda, Shintaro
Horinouchi, Hidehito
Fujiwara, Yutaka
Yamamoto, Nobuyuki
Motoi, Noriko
Kusumoto, Masahiko
Yamamoto, Noboru
Ohe, Yuichiro
Article History
Received: 25 February 2019
Accepted: 19 April 2019
First Online: 27 April 2019
Compliance with ethical standards
:
: SM has served on speakers’ bureaus for Taiho Pharmaceutical and Ono Pharmaceutical. YG has had consulting/advisory roles for Taiho Pharmaceutical; has served on speakers’ bureaus for Taiho Pharmaceutical, Ono Pharmaceutical, Bristol-Myers Squibb, MSD; and has received research funding from Taiho Pharmaceutical, Bristol-Myers Squibb, and Ono Pharmaceutical. SK has received research funding from Ono Pharmaceutical and has received honoraria from Ono Pharmaceutical, and Bristol-Myers Squibb. HH has received research funding from MSD, Bristol-Myers Squibb, Ono Pharmaceutical, and Taiho Pharmaceutical. YF has received research funding from MSD and has served on speakers’ bureaus from MSD, Taiho Pharmaceutical, Bristol-Myers Squibb, and Ono Pharmaceutical. NY has had consulting/advisory roles for Taiho Pharmaceutical; has served on speakers’ bureaus for Ono Pharmaceutical, Bristol-Myers Squibb, MSD; and has received honoraria from Ono Pharmaceutical, and MSD. NY has received research funding from Taiho Pharmaceutical, Bristol-Myers Squibb, and Ono Pharmaceutical and has served on speakers’ bureaus from Bristol-Myers Squibb, and Ono Pharmaceutical. YO has received research funding and honoraria from Taiho Pharmaceutical, MSD. All remaining authors have declared no conflict of interest.
: This study was approved by National Cancer Center Hospital Japan and has been performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This study involved retrospective analysis of existing data with no patient intervention or interaction.