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. 2020 Feb 20;12:1293–1301. doi: 10.2147/CMAR.S237467

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© 2020 Yang et al.

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Probability of progression-free survival (PFS) stratified by (A) the EUTOS long-term survival (ELTS) score, (B) the Sokal score, (C) the Hasford score and (D) the European Treatment and Outcome Study (EUTOS) score.