1. Institute for Research in Operative Medicine (IFOM), University of Witten-Herdecke, Cologne, Germany.
2. Department of Pediatrics, University of Witten/Herdecke, Wuppertal, Germany.
3. Department of Traumatology and Orthopedic Surgery, Cologne-Merheim Medical Center (CMMC), University of Witten-Herdecke, Cologne, Germany.
4. Department of Pathology, Universitaetsmedizin Mainz, Mainz, Germany.
5. Institute of Pathology, HELIOS-Klinikum Wuppertal, University of Witten/Herdecke, Wuppertal, Germany.
6. Experimental Neurotraumatology, University Hospital for Neurosurgery, Medical University Graz, Graz, Austria.
7. Institute for Anatomy, University of Cologne, Cologne, Germany.
8. Section of Applied Physiology and Pediatric Critical Care, Department of Pediatrics, Yale University, New Haven, Connecticut.
9. Bayer Health Care, Global Drug Development, Cardiology Research, Vascular Diseases, Wuppertal, Germany.