Ambika Sigadam (2020) “COMPARATIVE EVALUATION OF RADICULAR DENTINE THICKNESS IN DANGER ZONE OF MANDIBULAR FIRST MOLAR AFTER INSTRUMENTATION WITH TWO DIFFERENT ROTARY SYSTEMS USING CBCT - AN INVITRO STUDY”, International Journal of Medical Science And Diagnosis Research, 4(8). doi: 10.32553/ijmsdr.v4i8.643.