Fonseca, G A <br/><br/>
[Unobstructing root canals by retreatment].  [electronic resource] 

 -  Revista brasileira de odontologia   
 - 211-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0034-7272 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Root Canal Therapy