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Time: 2024-03-28T13:15:16Z
URL: http://scholar.google.com/scholar_lookup?title=VEGFR1-positive+haematopoietic+bone+marrow+progenitors+initiate+the+pre-metastatic+niche&year=2005&author=Kaplan&journal=Nature&volume=438&issue=7069&pages=820-827&doi=10.1038%2Fnature04186&pmid=16341007