RT Journal Article SR Electronic T1 Charting the course of metastatic cells JF Science Translational Medicine FD American Association for the Advancement of Science SP eaav9142 DO 10.1126/scitranslmed.aav9142 VO 10 IS 467 A1 Singh, Ankur YR 2018 UL http://stm.sciencemag.org/content/10/467/eaav9142.abstract AB An implantable biomaterial recruits rare tumor cells and enables long-term observation of microenvironmental evolution.