1. Department of Radiology University of Pittsburgh Pittsburgh Pennsylvania USA
2. Department of Bioengineering University of Pittsburgh Pittsburgh Pennsylvania USA
3. Animal Imaging Center University of Pittsburgh Pittsburgh Pennsylvania USA
4. Department of Neurobiology University of Pittsburgh Pittsburgh Pennsylvania USA
5. Centre for the Neural Basis of Cognition University of Pittsburgh Pittsburgh Pennsylvania USA
6. Department of Neurological Surgery Massachusetts General Hospital Boston Massachusetts USA
7. Harvard Medical School Boston Massachusetts USA
8. McGowan Institute for Regenerative Medicine Pittsburgh Pennsylvania USA