1. Baccichetti, C., Tenconi, R.: A new of trisomy for the short arm of No. 9 chromosome. J. med. Genet. 10, 296?299 (1973)
2. Bali?ek, P., ?i?ka, J., Lichy, J.: A case of trisomy 9p in a family with translocation 9/15. Humangenetik 27, 353?358 (1975)
3. Cantu, J. M., Buentello, L., Armendares, S.: Trisomie Cp: Un nouveau syndrome. Ann. G�n�t. 14, 177?186 (1971)
4. Fujita, H., Abe, T., Yamamoto, K., Furuyama, J.: Possible complex translocation t(9;14;13) (q12;p1 ?;q31) in mother of a child with 9p?trisomy syndrome. Humangenetik 25, 83?92 (1974)
5. Hoehn, H., Engel, W., Reinwein, H.: Presumed trisomy for the short arm of chromosome No. 9 not due to inherited translocation. Humangenetik 12, 175?181 (1971)