- Correspondence to Professor Laurent Arnaud, Department of Rheumatology - Centre National de Référence des Maladies Systémiques Rares Est Sud-Ouest (RESO), Hôpitaux Universitaires de Strasbourg, Strasbourg 67085, France;
- Received January 28, 2019
- Revised February 26, 2019
- Accepted February 28, 2019
- First published April 15, 2019.
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