- Correspondence to: J J Tuech Service de Chirurgie Digestive, Centre Hospitalier de Mulhouse, E-muller-moenchberg, 20 rue dr Laennec, 68070 Mulhouse cedex 1, France;
- Received November 18, 2003
- Accepted March 2, 2004
- Revised February 14, 2004
- First published April 29, 2005.
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