1. Department of Neurology, Leeds Teaching Hospitals, NHS Trust, Leeds, LS1 3EX, United Kingdom
2. Third Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki 54636, Greece
3. Department of Forensic Medicine and Toxicology, Aristotle University of Thessaloniki, Thessaloniki 54636, Greece
4. Laboratory of Neuropathology and Electron Microscopy, Aristotle University of Thessaloniki, Thessaloniki 54636, Greece
5. Department of Biology, Faculty of Biology, Alexandru Ioan Cuza University, Iasi 700506, Romania
6. Department of Morphological and Functional Sciences, Faculty of Medicine, Dunarea de Jos University, Galati 800008, Romania
7. Department of Exact Sciences and Natural Sciences, Institute of Interdisciplinary Research, Alexandru Ioan Cuza University of Iași, Iași 700057, Romania