1. Pôle d’études et de Recherche de LacqTOTALLacqFrance
2. Ecofide consultantsWeespThe Netherlands
3. Department of Environment and HealthVU University AmsterdamAmsterdamThe Netherlands
4. ExxonMobil Biomedical SciencesAnnandaleNew JerseyUSA
5. Shell International, Shell Health Risk Science TeamShell CentreLondonUnited Kingdom
6. Concawe, The European Oil Companies' Association for EnvironmentHealth and Safety in Refining and DistributionBrusselsBelgium