title: Registration of congenital abnormalities in Hainaut and in West-Flanders. The EUROCAT Project.
mesh_terms: D001530:Belgium; D000013:Congenital Abnormalities / Q000453:epidemiology*; D003625:Data Collection / Q000379:methods; D005060:Europe; D005062:European Union; D006801:Humans; D007231:Infant, Newborn; D012042:Registries