title: An unusual space maintainer retained by an acid-etched polymer resin.
mesh_terms: D000059:Accidents; D002648:Child; D003188:Composite Resins; D001840:Dental Bonding; D005260:Female; D006801:Humans; D013027:Space Maintenance, Orthodontic / Q000379:methods; D014084:Tooth Avulsion / Q000209:etiology / Q000628:therapy
chemical_list: D003188:Composite Resins