1. Institute of Neuroscience and Medicine ‐ 4Forschungszentrum Jülich Jülich Germany
2. Institute of Neuroscience and Medicine ‐ 11Forschungszentrum Jülich Jülich Germany
3. Department of Nuclear MedicineRWTH Aachen University, JARA Aachen Germany
4. Department of NeurologyRWTH Aachen University, JARA Aachen Germany