1. The syndrome of the metacentric microchromosome;Abbo, G.; Zellweger, H.;Helvetica Paediatrica Acta,1970
2. Partial trisomy of the long arm of chromosome 7;Journal of Medical Genetics,1973
3. Report of 5 unrelated patients with a small, metacentric, extrachromosome or fragment;Borgaonkar, D.S.; Schimke, R.N.; Thomas, G.H.;Journal de Genetique Humaine,1971
4. Quinacrine fluorescence for identifying metaphase chromosomes, with special reference to photomicrography;Breg, E.R.;Stain Technology,1972
5. An aberrant small acrocentric chromosome;Ellis, J.R.; Marshall, R.; Penrose, L.S.;Annals of Human Genetics,1962