Fig. 3

Kaplan–Meier estimates of relapse-free survival. a Relapse-free survival curves for HG1 and HG3 breast cancer patients in dataset GSE7390. b Relapse-free survival curves for HG1 and HG3 breast cancer patients in dataset GSE6532. c Relapse-free survival curves for HG1 and HG3 breast cancer patients in dataset GSE4922