1. Ring 20 chromosome phenotype;Porfirio, B.; Valorani, M.G.; Giannotti, A.; Sabetta, G.; Dallapiccola, B.;J Med Genet,1987
2. Partial trisomy 20q due to paternal t(8; 20) translocation. Case report and review of the literature;Pierquin, G.; Herens, C.; Dodinval, P.;Clin Genet,1988
3. Catalogue of unbalanced chromosome aberrations in man;Schinzel, A.,1984
4. Deletion of the short arm of chromosome 20;Kiss, P.; Osztovics, M.;Clin Genet,1988
5. Partial deletion of the short arm of chromosome 20: 46, XX, del(20)(pl 1)/46, XX mosaicism;Silengo, M.C.; Lopez Bell, G.; Biagioli, M.; Franceschini, P.;Clin Genet,1988