Western industralised countries optimistic picture from the beginning of the 20th century.
Weerheijm
Karin
K
D002648:Child; D002675:Child, Preschool; D003731:Dental Caries / Q000517:prevention & control / Q000628:therapy*; D006801:Humans; D007223:Infant; D009626:Terminology as Topic; D014094:Tooth, Deciduous