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. 2015 Mar 31;4:152. doi: 10.1186/s40064-015-0929-3

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© Imai et al.; licensee Springer. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited.

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Progression-free survival (PFS) and overall survival (OS) according to relapse-free survival (RFS) in the platinum combination therapy group. (A) PFS: RFS <6 months, median PFS = 3.6 months; RFS ≥6 months, median PFS = 5.6 months. (B) OS: RFS <6 months, median OS = 16.5 months; RFS ≥6 months, median OS = 25.3 months.