VACTERL or MURCS association in a girl with neurenteric cyst and identical thoracic malformations in the father: a case of gonosomal mosaicism? - Orstavik ,K.H.; Steen-Johnsen ,J.; Foerster ,A.; Fjeld ,T.; Skullerud ,K.; Lie ,S.O. (Am J Med Genet, 1992)