- Correspondence to:
Dr A Van Meerhaeghe
Service de Pneumologie, CHU de Charleroi, Hôpital André Vésale, 706 route de Gozée, Montigny-le-Tilleul, 6610 Belgium;
- Received August 30, 2003
- Accepted July 9, 2004
- First published September 28, 2004.
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