1. Department of NeuroRepair, Medical Research Center, Polish Academy of Science, Warsaw, Poland.
2. Department of Neurosurgery, Medical University of Warsaw, Warsaw, Poland.
3. The Russell H. Morgan Department of Radiology and Radiological Science, Division of MR Research, Institute for Cell Engineering, Johns Hopkins University School of Medicine, Baltimore, Maryland.
4. Department of Neurological Surgery, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama, Japan.