title: Invisalign therapy in teeth with clinically short roots.
authors.forename: Harry A
authors.initials: HA
authors.lastname: Long
mesh_terms: D005260:Female; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D009968:Orthodontic Appliances, Removable; D014092:Tooth Root / Q000033:anatomy & histology*