title: [Epidemiology of labial fissures and labiopalatal fissures in the Nord-Pas de Calais region from 1979 to 1981].
mesh_terms: D002675:Child, Preschool; D002971:Cleft Lip / Q000150:complications / Q000453:epidemiology*; D002972:Cleft Palate / Q000150:complications / Q000453:epidemiology*; D005602:France; D006801:Humans; D007223:Infant; D007231:Infant, Newborn
vernacular_title: Epidémiologie des fentes labiales et labiopalatines dans la région Nord-Pas de Calais de 1979 à 1981.