Perbandingan luas dinding sepertiga apeks saluran akar yang tidak terpreparasi antara instrumen Osilasi Reciproc® dan WaveOne® : esperimental laboratorik = The comparison of noninstrumented area at the apical third root canal wall after instrumented by Reciproc® dan WaveOne® Oscillation instrument / Ike Dwi Maharti - Ike Dwi Maharti, author (2012)