1. Chromosomal abnormalities in father and mnongol child;Fraccaro3M., Kaijser; K.; Lindsten, J.;Lancer,1960
2. Pericentric inversion of chromosome 21. A possible further cytogenetic mechanism in mongolism;Gray, J.E.; Mutton, D.E.; Ashby, D.W.;ibid,1962
3. (Ed.). Chromosomes in Medicine;Hamerton, J.L.;Clinics in Developmental Medicine,1962
4. Chromosome studies in detection of parents;with high risk of second child with Down's syndrome. Lancet,1961
5. Etude des chromosomes somatiques de neuf enfants mongoliens;Lejeune, J.; Gautier, M.; Turpin, R.;C. R. Acad. Sci. (Paris),1959