Takaori, Kaori
Iwatani, Hirotsugu
Yamato, Masafumi
Ito, Takahito
Article History
Received: 7 May 2020
Accepted: 30 November 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: This study was carried out in accordance with The Code of Ethics of the World Medical Association (Declaration of Helsinki). All patients were provided with the option to opt out of participation. The need for informed consent was waived via the opt-out method of our hospital website. The institutional review board (IRB) of National Hospital Organization Osaka National Hospital approved this study and this opt-out method instead of getting informed consent (name of the IRB; National Hospital Organization Osaka National Hospital IRB #2, IRB Number 16114).
: Not applicable.
: Hirotsugu Iwatani received grant support from Otsuka Pharmaceutical Co., Ltd. and lecture fees from Alexion Pharma, Daiichi Sankyo Company, Limited, Chugai Pharmaceutical Co., Ltd., Kyowa Kirin Co., Ltd., Otsuka Pharmaceutical Co., Ltd., Mitsubishi Tanabe Pharma Corporation, Teijin Limited, Torii Pharmaceutical Co., Ltd., Dainippon-sumitomo, Nikkei BP, Kowa Souyaku, Toray, Astellas Pharma Inc., Baxter, Boehringer Ingelheim, AstraZeneca and Takeda Pharmaceutical Company Limited. He received research cost from AstraZeneca and Bayer for participating in clinical trials led by the two companies.Masafumi Yamato received lecture fees from Asahi Kasei Pharma, Takeda Pharmaceutical Company Limited, Baxter, Otsuka Pharmaceutical Co., Ltd., Kyowa Kirin Co. and Toray Medical.Kaori Takaori, and Takahito Ito declare that they have no financial interests.