title: [A simple system for premolar retraction in cases of extraction of the 1st permanent molars].
mesh_terms: D001641:Bicuspid / Q000502:physiology*; D006801:Humans; D008310:Malocclusion / Q000628:therapy*; D008963:Molar / Q000601:surgery*; D012690:Serial Extraction; D014087:Tooth Movement Techniques
vernacular_title: Un système simple de recul des prémolaires dans les cas d'extraction des premières molaires permanentes.