title: [Summary of the principle characteristics of facial growth. (Introduction to the study of strong anterior-posterior extraoral forces; orthopedic or anterior-posterior headgear, with occipital-cervical support and Mollin's method)].
mesh_terms: D005115:Extraoral Traction Appliances; D006801:Humans; D008312:Malocclusion, Angle Class II / Q000628:therapy; D008313:Malocclusion, Angle Class III / Q000628:therapy; D008445:Maxillofacial Development; D009968:Orthodontic Appliances, Removable; D013314:Stress, Mechanical; D014087:Tooth Movement Techniques / Q000379:methods*
vernacular_title: Resumen de las principales características del crecimiento facial. (Introducción al estudio de las fuerzas extraorales fuertes postero-anteriores, máscara ortopédica o anteroposteriores--con apoyo occipito-cervical--y del método de Mollin).