Authors: H R MacDonald; R Schneider; R K Lees; R C Howe; H Acha-Orbea; H Festenstein; R M Zinkernagel; H Hengartner Journal: Nature Date: 1988-03-03 Impact factor: 49.962
Authors: W F Dietrich; J C Miller; R G Steen; M Merchant; D Damron; R Nahf; A Gross; D C Joyce; M Wessel; R D Dredge Journal: Nat Genet Date: 1994-06 Impact factor: 38.330