1. Beyer, R., Ruch, J. V., Rumpler, Y., Girard, J.: Observation d'un enfant débile mental et polymalformé dont le caryotype montre la présence d'un petit extra-chromosome médiocentrique. Pédiatrie23, 439?442 (1968).
2. Curcio, S.: Arch. Ostet. Ginec. Inalformazione del petto e della vagina associata ad anomalie cromosomica (47, xx, ? G +).72, 533 (1967).
3. Darby, C. N.: Dermatoglyphics and chromosomes in cat-eye syndrome. Brit. med. J.1971, 47.
4. Dallapiccola, B.: Dermatoglyphics and chromosomes in cat-eye syndrome. Brit. med. J.1971, 767.
5. Gerald, P. S., Davis, C., Say, B. M., Wilkins, J. L.: A novel chromosomal basis for imperforate anus (The Cat's eye syndrome). Pediat. Res.2, 297 (1968).