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IP address: 3.235.249.219
Time: 2024-03-29T00:28:47Z
URL: http://scholar.google.com/scholar_lookup?title=Co-inhibitory+molecules+of+the+B7-CD28+family+in+the+control+of+T-cell+immunity&year=2004&author=Chen&journal=Nat.+Rev.+Immunol.&volume=4&pages=336-347&doi=10.1038%2Fnri1349&pmid=15122199