The prevalence of dental caries in pre-school children aged 1 to 4 years. 1. Etiological factors.
D002675:Child, Preschool; D003731:Dental Caries / Q000453:epidemiology* / Q000209:etiology*; D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn; D007234:Infant, Premature; D008131:London; D012923:Social Class; D014094:Tooth, Deciduous