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Citation: Pw. Kok et al., ENVIRONMENTAL AND BIOLOGICAL ASSESSMENT OF EXPOSURE TO BENZENE IN PETROLEUM WORKERS, Environmental monitoring and assessment, 44(1-3), 1997, pp. 425-431

Authors: ONG CN KOK PW ONG HY SHI CY LEE BL PHOON WH TAN KT

Citation: Cn. Ong et al., BIOMARKERS OF EXPOSURE TO LOW CONCENTRATIONS OF BENZENE - A FIELD ASSESSMENT, Occupational and environmental medicine, 53(5), 1996, pp. 328-333

Authors: ONG CN KOK PW LEE BL SHI CY ONG HY CHIA KS LEE CS LUO XW

Citation: Cn. Ong et al., EVALUATION OF BIOMARKERS FOR OCCUPATIONAL EXPOSURE TO BENZENE, Occupational and environmental medicine, 52(8), 1995, pp. 528-533

Authors: KOK PW ONG CN

Citation: Pw. Kok et Cn. Ong, BLOOD AND URINARY BENZENE DETERMINED BY HEADSPACE GAS-CHROMATOGRAPHY WITH PHOTOIONIZATION DETECTION - APPLICATION IN BIOLOGICAL MONITORING OF LOW-LEVEL NONOCCUPATIONAL EXPOSURE, International archives of occupational and environmental health, 66(3), 1994, pp. 195-201

Authors: LEE BL NEW AL KOK PW ONG HY SHI CY ONG CN

Citation: Bl. Lee et al., URINARY TRANS,TRANS-MUCONIC ACID DETERMINED BY LIQUID-CHROMATOGRAPHY - APPLICATION IN BIOLOGICAL MONITORING OF BENZENE EXPOSURE, Clinical chemistry, 39(9), 1993, pp. 1788-1792

Authors: ONG CN KOH D FOO SC KOK PW ONG HY AW TC

Citation: Cn. Ong et al., VOLATILE ORGANIC-SOLVENTS IN CORRECTION FLUIDS - IDENTIFICATION AND POTENTIAL HAZARDS, Bulletin of environmental contamination and toxicology, 50(6), 1993, pp. 787-793