Authors: Cyrille Sur; Pierre J Mallorga; Marion Wittmann; Marlene A Jacobson; Danette Pascarella; Jacinta B Williams; Philip E Brandish; Douglas J Pettibone; Edward M Scolnick; P Jeffrey Conn Journal: Proc Natl Acad Sci U S A Date: 2003-10-31 Impact factor: 11.205