Theoretical Section
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Endodontic retreatment: why, when, and how to retreat
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Redefining a proper access cavity
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Removal of intracanal retainers: metal posts, fiber posts, zirconia posts
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Removal of root canal filling materials
Practical Section
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Apical refinement and visual gauging
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Root canal filling
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Backfilling with thermoplasticized gutta-percha
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Possibility to shape additional teeth using the techniques and instruments previously described