1. Clinic for Neurology and Neurophysiology; Klinikum Augsburg; Augsburg Germany
2. Chair and Institute of Environmental Medicine, UNIKA-T; Technical University of Munich and Helmholtz Zentrum München; Augsburg Germany
3. CK-CARE; Christine Kühne - Center for Allergy and Research and Education; Davos Switzerland
4. Department of Neurology, Medical Faculty, St. Josef-Hospital; Ruhr University Bochum; Bochum Germany