1. Partial trisomy 6p due to familial translocation t(6; 20)(p2 l; p 13);Breuning, M.H.; Bijlsma, J.B.; de France, H.F.;Human Genetics,1977
2. A case of 18qin a family with a translocation t(6p+; 18q-), identified by the Giemsa-banding technique;Gouw, W.L.; ten Kate, L.P.; Anders, G.J.P.A.;Humangenetik,1973
3. Phenotypic correlations in patients with ring chromosome 22;Hunter, A.G.W.; Ray, M.; Wang, H.S.; Thompson, D.R.;Clinical Genetics,1977
4. Repository of Chromosomal Variants and Anomalies in Man. Fourth Listing;Kjessler, B.,1977
5. Four new cases of ring 21 and 22 including familial transmission of ring 21;Palmer, C.G.; Hodes, M.E.; Reed, T.; Kojetin, J.;Journal ofMedical Genetics,1977