A Comparative Study of the Removal of Smear Layer by Two Endodontic Irrigants and Nd:YAG Laser: A Scanning Electron Microscopic Study

Figure 3

SEM photomicrographs of coronal (a), middle (b), and apical (c) parts of the root canal treated by 5% maleic acid (×2500).

(a)

(b)

(c)