Gutmann, J L <br/><br/>
Ultrasonic root-end preparation. Part 1. SEM analysis.  [electronic resource] 

 -  International endodontic journal  Nov 1994 
 - 318-24 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>0143-2885 
<br/><br/><label>Standard No.: </label>10.1111/j.1365-2591.1994.tb00276.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Citrates<br/>Citric Acid<br/>Dentin--ultrastructure<br/>Humans<br/>Microscopy, Electron, Scanning<br/>Retrograde Obturation--instrumentation<br/>Root Canal Irrigants<br/>Smear Layer<br/>Statistics, Nonparametric<br/>Ultrasonic Therapy--instrumentation