title: The role of the third molar in the cause of late lower arch crowding: a review.
abstract: There are various reasons for the development of or increase in crowding in the untreated lower arch during the postadolescent period. The purpose of this article is to review the evidence in support of the theory that the presence of a third molar is one of the causes of such crowding.
authors.affiliation: Orthodontic Department, School of Dentistry, Belfast, Northern Ireland.
authors.forename: M E
authors.initials: ME
authors.lastname: Richardson
mesh_terms: D003724:Dental Arch / Q000502:physiology*; D006801:Humans; D008310:Malocclusion / Q000209:etiology*; D008334:Mandible; D008964:Molar, Third / Q000502:physiology*