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  Indian J Med Microbiol
 

Figure 1: (a) Access preparation of mandibular fi rst molar showing root canal orifices (b) Radiograph showing rubber dam clamp placement on mandibular first molar (c) Protaper gutta-percha points as indigenous canal projectors and composite buildup (d) Composite buildup after removal of indigenous canal projectors (e) Radiograph showing composite buildup after removal of indigenous canal projectors (f) Working length radiograph of mandibular first molar under rubber dam isolation (g) Master cone radiograph of mandibular first molar under rubber dam isolation (h) Postobturation radiograph of mandibular first molar under rubber dam isolation (i) Twelve-month followup radiograph of mandibular first molar

Figure 1: (a) Access preparation of mandibular fi rst molar showing root canal orifices (b) Radiograph showing rubber dam clamp placement on mandibular first molar (c) Protaper gutta-percha points as indigenous canal projectors and composite buildup (d) Composite buildup after removal of indigenous canal projectors (e) Radiograph showing composite buildup after removal of indigenous canal projectors (f) Working length radiograph of mandibular first molar under rubber dam isolation (g) Master cone radiograph of mandibular first molar under rubber dam isolation (h) Postobturation radiograph of mandibular first molar under rubber dam isolation (i) Twelve-month followup radiograph of mandibular first molar