Table 1.
Description of experimental groups
| groups | Smear layer removal with EDTA 17% and NaOCl 5.25% | Filling materials |
|---|---|---|
| 3(N=15) | Yes | Gutta-percha /AH26 |
| 1(N=15) | Yes | Real Seal |
| 2(N=15) | No | Gutta-percha /AH26 |
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