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Authors
Park, Hyeong Min
Park, Sang-Jae
Han, Sung-Sik
Kim, Seoung Hoon
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Article History
Received: 5 February 2019
Accepted: 14 October 2019
First Online: 12 November 2019
Ethics approval and consent to participate
: The study was conducted in accordance with the Ethics Committee of the National Cancer Center, Korea) and the 1964 Helsinki Declaration. Because this retrospective studies were conducted on elderly patients with pancreatic cancer, most patients died and couldn’t write consent forms. In addition, survivors also ended their monitoring due to old age, so we asked for an exemption from writing consent forms to Ethics Committee of the National Cancer Center, Korea. And Ethics Committee of the National Cancer Center, Korea approved this procedure (NCC2019–0061).
: Not applicable.
: The authors declare that they have no competing interests.
