Olson, A K <br/><br/>
An in vitro evaluation of injectable thermoplasticized gutta-percha, glass ionomer, and amalgam when used as retrofilling materials.  [electronic resource] 

 -  Journal of endodontics  Aug 1990 
 - 361-4 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0099-2399 
<br/><br/><label>Standard No.: </label>10.1016/s0099-2399(06)81906-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dental Amalgam<br/>Dental Leakage--prevention & control<br/>Glass Ionomer Cements<br/>Gutta-Percha--administration & dosage<br/>Humans<br/>Retrograde Obturation--methods<br/>Root Canal Filling Materials