Choo-Ryung Chung, Ha-Na Kim, Yeul Park, Min-Jeong Kim, Young-Ju Oh, Su-Jung Shin, Yoon-Jeong Choi, Kyung-Ho Kim

Restor Dent Endod.2012;37(1):34-40.   Published online 2012 March 2     DOI: http://dx.doi.org/10.5395/rde.2012.37.1.34