1. Smoking and alcohol drinking during pregnancy. The reliability of retrospective maternal self-reported information Creator: Czeizel, Andrew E. Type: model:article and TEXT Language: English Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
2. The use of data set of the Hungarian case-control surveillance of congenital abnormalities for evaluation of birth outcomes beyond birth defects Creator: Czeizel, Andrew E. Type: model:article and TEXT Language: English Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public