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Resolution: standard / high Figure 1 .
Kaplan-Meier curves of overall survival in 54 patients (n=3 in group N0(i+),n=28 in group N0, Nand n=22 in group N+). Breslow estimation method was used to test differences in survival among groups.
Wang et al. Diagnostic Pathology 2012 7:71 doi:10.1186/1746-1596-7-71 |
