title: [The longitudinal study of changes in the contour and the growth and development of the alveolar ridge following the extraction of the upper primary first molar (author's transl)].
mesh_terms: D000539:Alveolar Process / Q000033:anatomy & histology / Q000254:growth & development*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008137:Longitudinal Studies; D008963:Molar / Q000601:surgery; D010159:Palate / Q000033:anatomy & histology / Q000254:growth & development; D013027:Space Maintenance, Orthodontic; D014081:Tooth Extraction; D014094:Tooth, Deciduous / Q000601:surgery