Proffit, W R <br/><br/>
Forty-year review of extraction frequencies at a university orthodontic clinic.  [electronic resource] 

 -  The Angle orthodontist  1994 
 - 407-14 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0003-3219 
<br/><br/><label>Standard No.: </label>10.1043/0003-3219(1994)064<0407:FROEFA>2.0.CO;2  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Academic Medical Centers<br/>Adult<br/>Bicuspid--surgery<br/>Child<br/>Esthetics<br/>Humans<br/>Malocclusion--surgery<br/>Malocclusion, Angle Class II--surgery<br/>North Carolina--epidemiology<br/>Orthodontics, Corrective--statistics & numerical data<br/>Recurrence<br/>Retrospective Studies<br/>Serial Extraction--statistics & numerical data<br/>Temporomandibular Joint--physiopathology<br/>Tooth Extraction--statistics & numerical data<br/>Tooth Movement Techniques