1. Inheritance of a ring 14 chromosome;S, Bowser Riley; KE, Buckton; SG, Ratcliffe; J, Syme;J Med Genet,1981
2. Four new cases of ring 21 and 22 including familial transmission of ring 21;Palmer, C.G.; Hodes, M.E.; Reed, T.; Kojetin, J.;J Med Genet,1977
3. Segregation of a 22 ring chromosome in three generations;Stoll, C.; Roth, M.P.;Hum Genet,1983
4. Partial monosomy for a 21 chromosome. Report of a new case of r(21) and a review of the literature;Ferrante, E.; Vignetti, P.; Antonelli, M.; Bruni, L.; Bertasi, S.; Chessa, L.;Helv Paediatr Acta; A case of r(21) with stigmata of atypical Down syndrome,1983
5. Chromosome 3, duplication of q21 to qter, deletion p25 to pter, syndrome in children of carriers of a pericentric inversion inv(3) (p25q21);Allerdice, P.W.; Browne, N.; Murphy, D.P.;Am J Hum Genet,1975