Evaluation of Marginal Gap of Three Unit Metal Cores Fabricated by 3-Dimensional Printing Technique

Correspondence to: Ki-Baek Kim Institute for Health Science, College of Public Health Science, Korea University, 145 Anam-ro, Seongbuk-gu, Seoul 136-701, Kor eaTel: +82-2-3290-5620, Fax: +82-2-916-5943, E-mail: kimkb@korea.ac.krCopyright © 2015 by the Korean Society of Dental Hygiene Science This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/ by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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