Authors: G J Freeman; J G Gribben; V A Boussiotis; J W Ng; V A Restivo; L A Lombard; G S Gray; L M Nadler Journal: Science Date: 1993-11-05 Impact factor: 47.728
Authors: C A Smith; H J Gruss; T Davis; D Anderson; T Farrah; E Baker; G R Sutherland; C I Brannan; N G Copeland; N A Jenkins Journal: Cell Date: 1993-07-02 Impact factor: 41.582