1. Council for Nutritional and Environmental Medicine, Mo i Rana, Norway
2. Department of Molecular Biosciences, The Wenner-Gren Institute, University of Stockholm, Stockholm, Sweden
3. Departamento de Zoologia, Facultad de Ciencias Naturales y Oceanograficas, Universidad de Concepcion, Casilla 160-C, Concepcion, Chile
4. Razi Vaccine and Serum Research Institute, Agricultural Research, Education and Extension Organization (AREEO), Karaj, Iran
5. Department of Neurological and Movement Sciences, University of Verona, Verona, Italy
6. Department of Environmental and Integrative Medicine, Medical Center, Konstanz, Germany