Je Sung Nam, Yong Bae Kim, Hyun Cheol Ahn, Hwa Sung Kim, Gap Soo Lee, Kyu Yoon Hwang, Sung Soo Lee, Kyu Dong Ahn, Byung Kook Lee

Korean J Occup Environ Med.1998;10(2):139-148.   Published online 2019 January 31     DOI: http://dx.doi.org/10.35371/kjoem.1998.10.2.139