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IP address: 44.205.3.18
Time: 2024-03-29T08:12:27Z
URL: http://scholar.google.com/scholar_lookup?title=PD-L1+regulates+the+development%2C+maintenance%2C+and+function+of+induced+regulatory+T+cells&year=2009&author=Francisco&journal=J+Exp+Med&volume=206&issue=13&pages=3015-3029&doi=10.1084%2Fjem.20090847&pmid=20008522