Turpin, David L <br/><br/>
Clinical trials needed to answer questions about Invisalign.  [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 2005 
 - 157-8 p.  digital 
<br/><br/> Publication Type: Editorial 
<br/><br/><label>ISSN: </label>0889-5406 
<br/><br/><label>Standard No.: </label>10.1016/j.ajodo.2004.12.009  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical Trials as Topic<br/>Humans<br/>Orthodontic Appliances, Removable<br/>Peer Review, Research