• Correlation Between the Ratio of Activated to Inactivated ¥ä-Aminolevulinic Acid Dehydratase Activit...

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• Korean Journal of Occupational Health   1992  Volume.31  No.4 152 ~ 158

• Investigative Methods of Immunotoxicity(IV)

• Korean Journal of Occupational Health   1992  Volume.31  No.4 147 ~ 151

• Epidemiology in Occupational Health(III)

• Korean Journal of Occupational Health   1992  Volume.31  No.4 132 ~ 146

• Collection and Storage of Specimens for biological Monitoring

• Korean Journal of Occupational Health   1992  Volume.31  No.4 123 ~ 131