- Correspondence to Dr Alfred Mahr, Department of Internal Medicine, Hospital Saint-Louis, University Paris 7-Paris Diderot, Assistance Publique–Hôpitaux de Paris, 1, Avenue Claude-Vellefaux, 75475 Paris Cedex 10, France;
- Received March 23, 2012
- Accepted July 8, 2012
- First published September 8, 2012.
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