- Correspondence to: Professor A Liégeois Faculty of Theology, Catholic University of Leuven, Belgium, Sint-Michielsstraat 6, B-3000 Leuven, Belgium;
- Received 30 October 2003
- Accepted 9 November 2004
- Revised 20 September 2004
- Published in print 1 August 2005.
- Published online 2 August 2005.
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