Authors: V R Harley; D I Jackson; P J Hextall; J R Hawkins; G D Berkovitz; S Sockanathan; R Lovell-Badge; P N Goodfellow Journal: Science Date: 1992-01-24 Impact factor: 47.728
Authors: J Gubbay; J Collignon; P Koopman; B Capel; A Economou; A Münsterberg; N Vivian; P Goodfellow; R Lovell-Badge Journal: Nature Date: 1990-07-19 Impact factor: 49.962