title: A study of the relative caries prevalence in first and second permanent molars of rural Zambian schoolchildren.
mesh_terms: D000293:Adolescent; D002648:Child; D003469:Culture; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D006801:Humans; D008963:Molar; D012424:Rural Population; D015024:Zambia