- Correspondence to: Dr Alain P Yelnik AP-HP, GH Lariboisière-F Widal, Physical Medicine and Rehabilitation Department, 200 rue du Faubourg Saint Denis, 75010 Paris, France;
- Received August 7, 2006
- Accepted October 12, 2006
- Revised October 11, 2006
- First published November 6, 2006.
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