title: [Clinical application of triple-loop spring appliances].
authors.forename: H
authors.initials: H
authors.lastname: Chen
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D006801:Humans; D007180:Incisor / Q000002:abnormalities; D008310:Malocclusion / Q000628:therapy*; D009967:Orthodontic Appliances; D009972:Orthodontics, Interceptive