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  Indian J Med Microbiol
 

Figure 1: Representative scanning electron microscopic images of middle part of the root canals treated with 2.5% or 5 sodium hypochlorite for 1 or 3 min, followed by 17% ethylenediaminetetraacetic acid or QMix for 2 min (×2000). No smear layer observed on the root canal walls and dentinal tubules were clean and patent

Figure 1: Representative scanning electron microscopic images of middle part of the root canals treated with 2.5% or 5 sodium hypochlorite for 1 or 3 min, followed by 17% ethylenediaminetetraacetic acid or QMix for 2 min (×2000). No smear layer observed on the root canal walls and dentinal tubules were clean and patent