- Correspondence to: Dr S Vicari Servizio di Neurologia e Riabilitazione, IRCCS, Ospedale Pediatrico Bambino Gesù, Lungomare Guglielmo Marconi 36, I-00058, Santa Marinella, Rome (Italy);
- Received December 13, 2004
- Accepted February 9, 2005
- Revised February 8, 2005
- First published September 16, 2005.
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