1. Angelman and Prader-Willi syndromes share a common chromosome 15 deletion but differ in parental origin of the deletion;Knoll, J.H.M.; Nicholls, R.D.; Magenis, R.E.; JM, Jr, Graham; Lalande, M.; Latt, S.A.;Am J Med Genet,1989
2. Uniparental disomy in the Angelman syndrome;Malcolm, S.; Clayton-Smith, J.; Nichols, M.;Lancet,1991
3. Paternal uniparental disomy of chromosome 15 in a child with Angelman syndrome;Nicholls, R.D.; Pai, G.S.; Gottlieb, W.; Cantu, E.S.;Ann Neurol,1992
4. Genetic imprinting suggested by maternal heterodisomy in non-deletion Prader-Willi syndrome;Nicholls, R.D.; Knoll, J.H.M.; Butler, M.G.; Karam, S.; LaLande, M.;Nature,1989
5. and clinical investigations of Prader-Willi syndrome patients;Robinson, W.P.; Bottani, A.; Yagang, X.;Am J Hum Genet,1991