CONTENTS — volume 19, no 4, 1993

Original article

Observations on the dose-response curve for arsenic exposure and lung cancer.
Pesticide poisonings in Costa Rica.
Solvent exposure, alcohol consumption and liver injury in workers manufacturing paint.
Effects of occupational exposure to organic solvents and noise on hearing.
Monitoring occupational exposure to styrene from hemoglobin adducts and metabolites in blood.
Neurobehavioral functions among workers exposed to manganese ore.
Digital arterial responsiveness to cold in healthy men, vibration white finger and primary Raynaud's phenomenon.
Development of trapezius myalgia among female workers performing light manual work.
Electromyographic evaluation of muscular work pattern as a predictor of trapezius myalgia.
Meeting of the IARC working group on occupational exposures of hairdressers and barbers and on some colorings and dyestuffs.