1. Department of Neurosurgery, Friedrich Schiller University Jena, Germany.
2. Institute for Interdisciplinary Isotope Research, Leipzig, Germany.
3. Institute of Bioinorganic and Radiopharmaceutic Chemistry, Research Center Rossendorf, Dresden, Germany.
4. Department of Radiology and Radiological Science, Johns Hopkins University, Baltimore, Maryland.
5. Department of Anesthesiology and Intensive Care, Friedrich Schiller University Jena, Germany.
6. Institute of Pathophysiology and Pathobiochemistry, Friedrich Schiller University Jena, Germany.