Seung-Hwan Kim, Kwang-Mo Hwang, Eun-Chul Jang, Chan-Yun Kim, Shin-Goo Park, Eun-Hee Lee, Jae-Hoon Roh

Korean J Occup Environ Med.2011;23(4):463-470.   Published online 2011 December 31     DOI: http://dx.doi.org/10.35371/kjoem.2011.23.4.463