• Documentatiom of the TLV for Substances in Workplace

• Korean Journal of Occupational Health   1990  Volume.29  No.4 169 ~ 182

• Design and Conduct of Occupational Epidemiology Studies

• ±¸Á¤¿Ï/Koo, J.W.

• Korean Journal of Occupational Health   1990  Volume.29  No.4 164 ~ 168

• Neurotoxicological Study on the Workers Occupationally Exposed to Styrene

• Korean Journal of Occupational Health   1990  Volume.29  No.4 155 ~ 163

• Biological Monitoring of Exposure to Chemicals(¥±)

• Korean Journal of Occupational Health   1990  Volume.29  No.4 142 ~ 154

• Industrial Hygiene Involvement in Occupational Epidemiology

• Korean Journal of Occupational Health   1990  Volume.29  No.4 131 ~ 141