- Correspondence to Dr Kristien Hens, Katholieke Universiteit Leuven, Centre for Biomedical Ethics and Law, Kapucijnenvoer 35/3 Box 7001, 3000 Leuven, Belgium;
- Received 28 April 2010
- Revised 13 July 2010
- Accepted 4 October 2010
- Published online 8 November 2010.
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