(EN) H. van Bokhoven et al., MYCN haploinsufficiency is associated with reduced brain size and intestinal atresias in Feingold syndrome, in Nature Genetics, n. 374, 2005, pp. 65-67, PMID15821734.
(EN) J. Celli, H. van Bokhoven, H.G. Brunner, Feingold syndrome: clinical review and genetic mapping, in American Journal of Medical Genetics: part A, vol. 122, 2003, pp. 294-300, PMID14518066.