Authors: Boyd, PA Wellesley, DG De Walle, HEK Tenconi, R Garcia-Minaur, S Zandwijken, GRJ Stoll, C Clementi, M

Citation: Pa. Boyd et al., Evaluation of the prenatal diagnosis of neural tube defects by fetal ultrasonographic examination in different centres across Europe, J MED SCREE, 7(4), 2000, pp. 169-174

Authors: Lorente, C Cordier, S Bergeret, A De Walle, HEK Goujard, J Ayme, S Knill-Jones, R Calzolari, E Bianchi, F

Citation: C. Lorente et al., Maternal occupational risk factors for oral clefts, SC J WORK E, 26(2), 2000, pp. 137-145

Authors: Lorente, C Cordier, S Goujard, J Ayme, S Bianchi, F Calzolari, E De Walle, HEK Knill-Jones, R

Citation: C. Lorente et al., Tobacco and alcohol use during pregnancy and risk of oral clefts, AM J PUB HE, 90(3), 2000, pp. 415-419

Authors: De Vigan, C De Walle, HEK Cordier, S Goujard, J Knill-Jones, R Ayme, S Calzolari, E Bianchi, F

Citation: C. De Vigan et al., Therapeutic drug use during pregnancy: A comparison in four European countries, J CLIN EPID, 52(10), 1999, pp. 977-982