# Comparative Evaluation of Dentinal Microcrack Formation before and after Root Canal Preparation Using Rotary, Reciprocating, and Adaptive Instruments at Different Working Lengths—A Micro–computed Tomographic Study

> Research article (Journal of Endodontics, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3164543218](https://www.wikidata.org/wiki/openalex:W3164543218)  
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