COWAN, G A <br/><br/>
Indications for extraction of permanent teeth.  [electronic resource] 

 -  The Medical press  Sep 1952 
 - 283-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dentition, Permanent<br/>Humans<br/>Tooth Extraction