Precision Cancer Medicine: Large Studies Indicate Steady Progress.

Comprehensive genomic and transcriptomic analysis for guiding therapeutic decisions provide the basis of precision cancer medicine. In this issue of Cancer Discovery , continued progress in this field is demonstrated by two large collaborative studies: Horak and colleagues in the MASTER trial for patients with rare cancers and Van Tilburg and colleagues in the INFORM registry in pediatric tumors. See related article by van Tilburg et al., p. 2764 . See related article by Horak et al., p. 2780 .