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JO has belonged to the research program faculty (chair course) sponsored by Fukuda Denshi. ST and MS have no financial interests to disclose related to this manuscript. TI has received honoraria from Mochida and Bayer; and scholarships from Abbott, KAATHU JAPAN, GOODMAN, CLINICO, Shionogi, St. Jude Medical, Daiichi Sankyo, Takeda, Mitsubishi Tanabe, Teijin, Boehringer Ingelheim, Boston Scientific Japan, and UNION TOOL. YO has no financial interests to disclose related to this manuscript. KN has received honoraria from Daiichi Sankyo, Merck, Pfizer, Eli Lilly, Amgen, Boehringer Ingelheim, Mitsubishi Tanabe, and Astellas; research funding from Bayer, Teijin, Mitsubishi Tanabe, Astellas, Boehringer Ingelheim, and Asahi Kasei; and scholarships from Astellas, Daiichi Sankyo, Sumitomo Dainippon, Takeda, Mitsubishi Tanabe, and Boehringer Ingelheim.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}}]}}