# Influence of access cavity design and use of operating microscope and ultrasonic troughing to detect middle mesial canals in extracted mandibular first molars

> Research article (International Endodontic Journal, 2020) · cited 40× · AI/ML

**Wikidata**: [openalex:W3038825937](https://www.wikidata.org/wiki/openalex:W3038825937)  
**Source**: https://4ort.xyz/entity/influence-of-access-cavity-design-and-use-of-operating-microscope-and-ultrasonic-troughing-to-detect-middle-mesial-canal