- Correspondence toGiulio Zuccoli, Assistant Professor of Neuroradiology, University of Pittsburgh Medical Center, Department of Pediatric Radiology, Children's Hospital of Pittsburgh, Children's Hospital Drive 4401 Penn Avenue, Pittsburgh, PA 15224, USA;
- Accepted 27 August 2009
- Published in print 1 August 2010.
- Published online 3 August 2010.
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