1. Gene dosage effect in trisomy 21;Benson;Lancet,1975
2. Dic(21;21) in a Down's syndrome child with an unusual chromosome 9 variant in the mother;Berg;J. med. Genet.,1980
3. Dosage effect of SOD-A gene in trisomy 21 cells;Crosti;Hum. Genet.,1976
4. Lack of position effect on the activity of SOD Cu/Zn gene in subjects with 21/D and 2l/G Robertsonian translocations;Crosti;Hum. Genei.,1981
5. Trisomie 21 partielle a 45 chromosomes par translocation de deux 21 sur le 14: 45, XX,-14, -2I, + t(14q21q21q);Emberger;Ann. Génét.,1980