DOI:
10.1055/s-00025476
Endoscopy International Open
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References
American Cancer Society.
Cancer facts & figures 2019.
Atlanta, GA:
American Cancer Society; 2019
https://www.cancer.org/research/cancer-facts-statistics/all-cancer-facts-figures/cancer-facts-figures-2019.html [Accessed: 2019 July 9]
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