Scandinavian Journal of Work, Environment & Health
INDEXCONTENTS3 Abstract 5 Introduction 6 Material and methods 6 Selection of the study group 6 Clinical examination 8 Exposure 10 Potential confounding factors 14 Outcomes 19 Statistical methods 21 Results 21 Neuropsychiatric symptoms 24 Coordination and clinical status 24 Psychometric tests 26 Psychiatric diagnoses 28 Neurophysiological examinations 29 Magnetic resonance tomography of the brain 30 Discussion 30 Evaluation of the results and agreement between different results 31 Potential sources of bias 33 Comparisons with earlier studies 40 Concluding remarks 41 Acknowledgments 42 References
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