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Indirect superimposition process: a reset appointment CBCT teeth; b reset appointment laser scan model with superimposed pre-treatment CBCT scan yielding the ERP setup; c reset appointment laser scan with both the superimposed pre-treatment and reset appointment CBCT teeth; d removal of the laser scan model from the viewport; e remaining ERP setup and reset appointment CBCT teeth indirectly superimposed allowing for comparison of the expected and true root positions
