title: An unusual pattern of caries occurrence.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003731:Dental Caries / Q000453:epidemiology* / Q000209:etiology; D003906:Developing Countries; D006801:Humans; D007861:Lebanon; D008396:Maryland; D014070:Tooth / Q000473:pathology; D014094:Tooth, Deciduous / Q000473:pathology