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The signed consent documents were kept secure.We confirm that we have read the journal\u2019s position on issues involved in ethical publication and affirm that this work is consistent with those guidelines.","order":1,"name":"Ethics","label":"Ethics Approval","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Osamu Onodera received speaking honoraria from Kyowa Hakko Kirin Co., Ltd., Bristol-Myers Squibb, Ono Pharmaceutical Co., Ltd., Mitsubishi Tanabe Pharm, Takeda, Daiichi-Sankyo, FUJIFILM, SANOFI, and FP-pharm. Osamu Onodera also received consulting fees from Kissei Co., Ltd and Dainihon Sumitomo Co., Ltd.Takahiro Nagai holds stock in Apple Inc., the manufacturer of the iPad\n                      \u00ae\n                      used in this study. The other authors have no additional disclosures to declare.Takahiro Nagai holds stock in Apple Inc., the manufacturer of the iPad\u00ae used in this study.The other authors have no additional disclosures to declare.","order":2,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"89"}}