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Article History

Received: 21 September 2020

Accepted: 24 January 2021

First Online: 12 February 2021

Competing interests

: JY, TU, NT, TU, TT, YI and SU have no relevant disclosures. YK reports research grants from Sanofi Aventis for the submitted work, and grants from Novartis Pharma, MSD and Kyowa-Kirin corporations outside the submitted work. KF reports a research grant from GSK for the submitted work, and a grant from Novartis Pharma outside the submitted work. SF reports personal fees from AstraZeneca, personal fees from Eli Lilly Japan outside the submitted work. HO reports research grant from Boehringer Ingelheim outside the submitted work. KM reports personal fees from Pfizer and Chugai Pharmaceutical outside the submitted work. TO reports personal fees from AstraZeneca, Eli Lilly Japan, Taiho Pharmaceutical, Pfizer, Chugai Pharmaceutical, MSD, Daiichi Sankyo, and Asahi Kasei Pharma, and research grants and personal fees from Kyowa Hakko Kirin, Boehringer Ingelheim, Ono Pharmaceutical, and Novaltis outside the submitted work. AN reports personal fees from Astellas, AstraZeneca, Kyorin, GSK, MSD, Shionogi, Bayer, Sanofi, Taiho and Boehringer Ingelheim, and research grants from Astellas, Kyorin, Boehringer Ingelheim, Novartis, MSD, Daiichi Sankyo, Taiho, Teijin, Ono, Takeda, Sanofi Pharmaceutical outside the submitted work.