. 2015 Nov 19;2015:636918. doi: 10.1155/2015/636918
Copyright © 2015 Franziska M. Ippen et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 2.
Overall survival by number of brain metastases.