The impact of contour maps on estimating the risk of gastrointestinal stromal tumor recurrence: indications for adjuvant therapy: an analysis of the Kinki GIST registry.

"Declarations Conflict of interestTsuyoshi Takahashi received Honoraria from Pfizer, Bayer Yakuhin, Ltd, Taiho Pharmaceutical, Nippon Kayaku and Sawai Pharmaceutical Co., Ltd. outside the submitted work, and received the payment from Taiho Pharmaceutical. Toshirou Nishida reports Honoraria from Pfizer, Taiho Pharmaceutical and Eisai Co. outside the submitted work. Other authors declare that they have no conflict of interest. Ethics approvalThe Human Ethics Review Committee of the Osaka University Graduate School of Medicine approved the protocol for this retrospective study (Approval No. 18424-2). All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions. Informed consentInformed consent to be included in the study, or the equivalent, was obtained from all patients. Consent for publicationConsent for publication was obtained from all individuals whose data appears in the paper. Conflict of interest Tsuyoshi Takahashi received Honoraria from Pfizer, Bayer Yakuhin, Ltd, Taiho Pharmaceutical, Nippon Kayaku and Sawai Pharmaceutical Co., Ltd. outside the submitted work, and received the payment from Taiho Pharmaceutical. Toshirou Nishida reports Honoraria from Pfizer, Taiho Pharmaceutical and Eisai Co. outside the submitted work. Other authors declare that they have no conflict of interest."

"Funding Open access funding provided by Osaka University."