1. Apperent doubling of frequency ofundescended testis in England and Wales in 1962-81;Chilvers;Lancet,1984
2. Aetiological studies of isolated common congenital abnormalities in Hungary;Czeizel,1984
3. A. Czeizel, J. Tóth, E. Czvenits, An increase in the birth prevalence of single hypospadias in Hungary, Acta Paediat Hung ((in press)).
4. Aetiological monitor of congenital abnormalities: a case-control surveillance system;Czeizel;Acta Paediat Hung,1983
5. Aetiological studies of hypospadias in Hungary;Czeizel;Hum Hered,1979