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Time: 2024-03-29T02:06:21Z
URL: http://scholar.google.com/scholar_lookup?title=Licensing+of+natural+killer+cells+by+host+major+histocompatibility+complex+class+I+molecules.&year=2005&author=Kim&journal=Nature.&volume=436&issue=7051&pages=709-713&doi=10.1038%2Fnature03847&pmid=16079848