@inbook{1127649918, author={April F. Eichler}, editor={Chabner, Bruce A. and Longo, Dan L.}, title={Metastatic Brain Tumors}, booktitle={Harrison's Manual of Oncology, 2e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={hemonc.mhmedical.com/content.aspx?aid=1127649918} }