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IP address: 3.92.96.247
Time: 2024-03-28T20:17:07Z
URL: http://scholar.google.com/scholar_lookup?title=B+cell+precursor+growth-promoting+activity.+Purification+and+characterization+of+a+growth+factor+active+on+lymphocyte+precursors&year=1988&author=Namen&journal=J.+Exp.+Med.&volume=167&pages=988-1002&doi=10.1084%2Fjem.167.3.988&pmid=3258354