Figure 1.

Survival analysis of patients with DM and lung cancer.A. Those receiving metformin and/or a TZD versus those who were not. B. Those receiving metformin alone versus those receiving neither metformin nor a TZD. C. Those receiving a TZD alone versus those receiving neither metformin nor a TZD.

Mazzone et al. BMC Cancer 2012 12:410   doi:10.1186/1471-2407-12-410
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