# Endodontic Retreatment Using a Single Instrument from four Nickel-Titanium Systems - A Micro-CT Study

> Research article (Brazilian Dental Journal, 2020) · cited 12× · AI/ML

**Wikidata**: [openalex:W3110047763](https://www.wikidata.org/wiki/openalex:W3110047763)  
**Source**: https://4ort.xyz/entity/endodontic-retreatment-using-a-single-instrument-from-four-nickel-titanium-systems-a-micro-ct-study