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Fabricio Castillo Local time: 19:33 Works in field Native speaker of: Spanish PRO pts in category: 36
16 hrs confidence:
Explanation: "The use of conical shaped endodontic instruments, better respond to the requirements for a correct preparation of the tooth while at the same time permitting treatment of canals when complex curves are present, thus emphasising the validity of a conical post as the ideal form, with an accented ****conicity**** between 6% and 8%."