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The single canal has been debrided with 30/.06 rotary file and medicated with CaOH paste. To avoid microleakage without crown, gutta percha (Fig.3 white outline) will be cut apical to the distooclusal compostie (C).
Xin Wei, DDS, PhD, MS 1st edition 12/15/2019, last revision 01/01/2020