title: A longitudinal study of changes in the contour, growth, and development of the alveolar ridge following the extraction of the lower first primary molar.
mesh_terms: D000539:Alveolar Process / Q000254:growth & development*; D001641:Bicuspid / Q000254:growth & development; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008963:Molar / Q000601:surgery; D013027:Space Maintenance, Orthodontic; D014078:Tooth Eruption; D014081:Tooth Extraction; D014094:Tooth, Deciduous / Q000601:surgery