1. Jacobs, P.A., Baikie, A.G., Court Brown, W.M. & Strong, J.A. The somatic chromosomes in mongolism. Lancet 1, 710 (1959).
2. Kunze, J. Neurological disorders in patients with chromosomal anomalies. Neuropediatrics 11, 203–249 (1980).
3. Lejeune, J., Lafourcade, J., Berger, R. & Rethore, M.A. [The crying cat syndrome and its reciprocal] [in French] Ann. Genet. 8, 11–15 (1965).
4. Sedano, H.O., Look, R.A., Carter, C. & Cohen, M.M. Jr. B group short-arm deletion syndrome. Birth Defects Orig. Artic. Ser. 7, 89–97 (1971).
5. Morton, C.C., Corey, L.A., Nance, W.E. & Brown, J.A. Quinacrine mustard and nucleolar organizer region heteromorphisms in twins. Acta Genet. Med. Gemellol. (Roma) 30, 39–49 (1981).