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  Indian J Med Microbiol
 

Figure 3: Scanning electron microscope images 10% of citric acid irrigation at ×2000 magnification (a) coronal 1/3rd (b) middle 1/3rd (c) apical 1/3rd

Figure 3: Scanning electron microscope images 10% of citric acid irrigation at ×2000 magnification (a) coronal 1/3<sup>rd</sup> (b) middle 1/3<sup>rd</sup> (c) apical 1/3rd