title: Premature loss of primary teeth: part IV, a clinical control of Sannerud's space maintainer, type I.
mesh_terms: D002648:Child; D002675:Child, Preschool; D003481:Cuspid; D006801:Humans; D008963:Molar / Q000601:surgery; D009967:Orthodontic Appliances / Q000145:classification; D013027:Space Maintenance, Orthodontic / Q000295:instrumentation; D014081:Tooth Extraction / Q000009:adverse effects*; D014085:Tooth Migration / Q000209:etiology / Q000517:prevention & control*; D014094:Tooth, Deciduous / Q000601:surgery*