The stability of the lower labial segment. A cephalometric survey.
D000293:Adolescent; D000328:Adult; D001641:Bicuspid; D002508:Cephalometry; D002648:Child; D006801:Humans; D007180:Incisor; D008046:Lip / Q000502:physiology*; D008334:Mandible; D008445:Maxillofacial Development; D009971:Orthodontics, Corrective; D014081:Tooth Extraction