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. 2021 Oct 29;35(4):533–538. doi: 10.1038/s41379-021-00955-y

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© The Author(s) 2021

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Fig. 4 — We randomly selected the 30 test sets to be ~25% of total cases. The vertical axis showed the percentage of each group, and the horizontal axis showed the rate of training and test sets. Recurrence within 2 years: Rec (+) was indicated by red, no recurrence within 2 years, and Rec (−) by blue.