HIGHLIGHTS
- who: Usuario from the Collective Health, School Health and Biosciences, Pontifical Catholic University ParanĂ¡, Curitiba, PR, Brazil have published the research: Oral Sciences n3, in the Journal: (JOURNAL)
- what: The major objective during an endodontic therapy is the cleaning, shaping and also filling the root canal properly 1. Considering the high incidence of ledge formation in endodontic clinical practice5,12-14, and the limited information about apical extrusion of filling material as an alternative treatment in these cases, this study aimed to compare the effectiveness of different obturation techniques in surpassing the ledge formed in . . .

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