Young-Sang Song, Ja-Hyun Kim, Bin-Na Lee, Ji-Hyun Jang, Hoon-Sang Chang, Yun-Chan Hwang, Won-Mann Oh, In-Nam Hwang

Restor Dent Endod.2012;37(2):84-89.   Published online 2012 May 18     DOI: http://dx.doi.org/10.5395/rde.2012.37.2.84