Perkins, R A <br/><br/>
Change in lip vermilion height during orthodontic treatment.  [electronic resource] 

 -  American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics  Feb 1993 
 - 147-54 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0889-5406 
<br/><br/><label>Standard No.: </label>10.1016/S0889-5406(05)81764-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Analysis of Variance<br/>Cephalometry<br/>Esthetics, Dental<br/>Female<br/>Humans<br/>Incisor--physiopathology<br/>Lip--anatomy & histology<br/>Male<br/>Malocclusion, Angle Class I--therapy<br/>Malocclusion, Angle Class II--therapy<br/>Observer Variation<br/>Orthodontics, Corrective--adverse effects<br/>Reproducibility of Results<br/>Retrospective Studies<br/>Vertical Dimension