Receding mandibular labial gingiva on children.
D002648:Child; D002675:Child, Preschool; D005891:Gingivitis / Q000209:etiology* / Q000628:therapy*; D006801:Humans; D007180:Incisor; D007742:Labial Frenum / Q000601:surgery; D008310:Malocclusion / Q000150:complications; D008334:Mandible; D009971:Orthodontics, Corrective