Sampaio Lopes, E <br/><br/>
[A new processing system for periapical radiographic films].  [electronic resource] 

 -  RGO   
 - 229-31 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0103-6971 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radiography, Dental--methods<br/>X-Ray Film