1 Dermatology Department, Paris University, Faculty of Medicine, AP-HP, Saint Louis University Hospital, Paris, France.
2 Hematology and Cytology Department, Sorbonne University, INSERM, Saint Antoine Research Center, AP-HP, Saint Antoine University Hospital, Paris, France.
3 Internal Medicine Department, Sorbonne University, Faculty of Medicine, AP-HP, Tenon University Hospital, Paris, France.
4 Internal Medicine Department, Sorbonne University, Faculty of Medicine, AP-HP, Saint Antoine University Hospital, Paris, France.
5 Internal Medicine Department, Paris University, Faculty of Medicine, AP-HP, Cochin University Hospital, Paris, France.
6 Hematology Department, Paris University, Faculty of Medicine, AP-HP, Cochin University Hospital, Paris, France.
7 Internal Medicine Department, Bourgogne University, Faculty of Medicine, Dijon University Hospital, Dijon, France.
8 Internal Medicine Department, Rennes University, Faculty of Medicine, Rennes University Hospital, Rennes, France.
9 Internal Medicine Department, Claude Bernard Lyon 1 University, Faculty of Medicine, Croix-Rousse Hospital, Lyon, France.
10 Internal Medicine Department, Tours University, Faculty of Medicine, Tours University Hospital, Tours, France.
11 Pathology Department, Sorbonne University, Faculty of Medicine, AP-HP, Saint Antoine University Hospital, Paris, France.
12 Pathology Department, Versailles Saint Quentin University, Faculty of Medicine, Ambroise Paré Hospital, Boulogne-Billancourt, France.
13 Internal Medicine Department, Bordeaux University, Faculty of Medicine, Bordeaux University Hospital, Bordeaux, France.
14 Internal Medicine Department, Clermont-Ferrand University, Faculty of Medicine, Gabriel Montpied University Hospital, Clermont-Ferrand, France.
15 Internal Medicine Department, Fleyriat Hospital, Bourg-en-Bresse, France.
16 Internal Medicine Department, Sorbonne University, Faculty of Medicine, AP-HP, Pitié-Salpêtrière University Hospital, Paris, France.
17 Internal Medicine Department, Besançon University, Faculty of Medicine, Besançon University Hospital, Paris, France.
18 Rheumatology Department, Bordeaux University, Faculty of Medicine, Bordeaux University Hospital, Bordeaux, France.
19 Internal Medicine Department, Clermont-Ferrand University, Faculty of Medicine, Estaing University Hospital, Clermont-Ferrand, France.
20 Internal Medicine and Clinical Immunology Department, Angers University, Faculty of Medicine, Angers University Hospital, Angers, France.
21 Internal Medicine Department, Reims University, Faculty of Medicine, Reims University Hospital, Reims, France.
22 Internal Medicine Department, Perpignan Hospital Center, Perpignan, France.
23 Dermatology Department, Rennes University, Faculty of Medicine, Rennes University Hospital, Rennes, France.
24 Pathology Department, Sorbonne University, Faculty of Medicine, AP-HP, Tenon University Hospital, Paris, France.
25 Dermatology and Allergology Department, Sorbonne University, Faculty of Medicine, AP-HP, Tenon University Hospital, Paris, France. Electronic address: francois.chasset@aphp.fr.