1. ECVAM, Institute for Health & Consumer Protection, EC Joint Research Centre, Ispra, Italy;
2. Department of Biostatistics, German Cancer Research Centre, Heidelberg, Germany;
3. Department of Medicine and Epidemiology, University of California, Davis, CA, USA;
4. ZEBET, Federal Institute for Risk Assessment (BfR), Berlin, Germany;
5. Institute for Research in Operative Medicine, University of Witten/Herdecke, Cologne, Germany;
6. National Center for Toxicological Research, Food and Drug Administration, Rockville, MD, USA;
7. Department of Environment and Primary Prevention, Istituto Superiore di Sanità, Rome, Italy
8. Faculty of Veterinary Medicine, Aristotle University, Thessaloniki, Greece