Do we need to be more concerned about weak D antigens?Garratty, George PhD, FRCPathAuthor informationScientific Director, American Red Cross Blood Services, Southern California Region, 100 Red Cross Circle, Pomona, CA 91768, e-mail: [email protected]Transfusion 45(10):p 1547-1551, October 2005.Copyright © 2005 Blackwell Publishing Ltd.