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Ken Sugimoto has received payment for presentations from Sumitomo Pharma Co., Ltd., and Daiichi Sankyo Co., Ltd.","order":1,"name":"Ethics","label":"Conflict of Interest","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The present study used fully anonymized data; therefore, informed consent from individual patients and institutional review board approval were not required. The datasets were purchased from DeSC Healthcare Inc., and authorization was obtained to use the data for research purposes and publish the results.","order":2,"name":"Ethics","label":"Ethical Approval","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"We thank all participants whose data were included in the database used in this study.","order":3,"name":"Ethics","label":"Patient Participants","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"As this was an observational study using an existing database, patients were not involved in the design, conduct, analysis, interpretation, or reporting of the study. We gratefully acknowledge the contributions of all patients whose data were included in the database used for this analysis.","order":4,"name":"Ethics","label":"Patient Involvement","group":{"name":"EthicsHeading","label":"Declarations"}}]}}