@article{VortkampFranzGessleretal.1992,
  author    = {Andrea Vortkamp and Thomas Franz and Manfred Gessler and Karl-Heinz Grzeschik},
  title     = {Deletion of GLI3 supports the homology of the human Greig cephalopolysyndactyly syndrome (GCPS) and the mouse mutant extra toes (Xt)},
  year      = {1992},
}