- Mr Y Thijs, Ghent University, Faculty of Medicine, Ghent University Hospital (3B3) (REVAKI), De Pintelaan 185, 9000 Gent, Belgium;
- Accepted 17 March 2008
- Published in print 1 June 2008.
- Published online 6 June 2008.
- Published first 8 April 2008.
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