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The Food and Agriculture Organization of the United Nations and the World Health Organization would like to express their appreciation to the expert drafting groups (see Annex 3) for the time and effort which they dedicated to the preparation of thorough and extensive technical documents on exposure assessment and hazard characterization. The deliberations of this expert consultation were based on these documents.

The documents on which this report was based will undergo further development, a public comment period and a scientific peer review. Therefore, the information made available through this report and other sources is subject to revision until the risk assessments have been finalized and published by FAO and WHO. FAO and WHO declines any responsibility for errors and omissions in the information and data provided.

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