Ridgway William M, Healy Barry, Smink Luc J, Rainbow Dan, Wicker Linda S
Division of Rheumatology and Immunology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania 15218, USA. ridgway2+@pitt.edu
Nat Immunol. 2007 Jul;8(7):669-73. doi: 10.1038/ni0707-669.