Hirano, Daishi
Ishikawa, Tomoaki
Inaba, Aya
Sato, Mai
Shinozaki, Tomohiro
Iijima, Kazumoto
Ito, Shuichi
Funding for this research was provided by:
Ministry of Health, Labour and Welfare (H26-nanchitou(nan)-ippan-036)
Article History
Received: 16 August 2018
Revised: 20 February 2019
Accepted: 7 March 2019
First Online: 10 May 2019
Compliance with ethical standards
: This study was conducted in accordance with the ethical principles of the Declaration of Helsinki and with the ethical guidelines for epidemiological studies issued by the Ministry of Health, Labour and Welfare, Japan. The study was approved by the Ethics Review Committee of Graduate School of Medicine, Yokohama City University (institution of the principal investigator, SI, ID: B151201009) before commencement. Informed consent was not deemed necessary because the data were obtained retrospectively from the patient charts.
: S.I. has received consulting fees from Novartis Pharma and Loche. S.I. has also received research grants from Asahi Kasei Pharma, Astellas Pharma, and Chugai Pharmaceutical. T.S. has received consulting fees from Takeda Pharmaceutical Company Limited. T.S. has also received lecture fees from Takeda Pharmaceutical Company Limited and Statcom Company Limited.