Illing, H M <br/><br/>
A prospective evaluation of Bass, Bionator and Twin Block appliances. Part I--The hard tissues.  [electronic resource] 

 -  European journal of orthodontics  Oct 1998 
 - 501-16 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0141-5387 
<br/><br/><label>Standard No.: </label>10.1093/ejo/20.5.501  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Activator Appliances<br/>Adolescent<br/>Analysis of Variance<br/>Case-Control Studies<br/>Cephalometry<br/>Child<br/>Chin--pathology<br/>Evaluation Studies as Topic<br/>Female<br/>Humans<br/>Lip--pathology<br/>Male<br/>Malocclusion, Angle Class II--pathology<br/>Mandible--pathology<br/>Maxilla--pathology<br/>Maxillofacial Development<br/>Orthodontic Appliance Design<br/>Prospective Studies<br/>Reproducibility of Results<br/>Retrognathia--pathology<br/>Vertical Dimension