Figure 3 |.
Kaplan–Meier plot of two studies that led to registration of the respective drugs in renal cell carcinoma. a | sorafenib and b | sunitinib. Permission obtained from Massachusetts Medical Society part a © Escudier, B. et al. N. Engl. J. Med. 356, 125–134 (2007) and part b © Motzer, R. J. et al. N. Engl. J. Med. 356, 115–124 (2007).