[1] Department of Psychiatry, McGill University, Montreal, QC
[2] Department of Nursing, McGill University, Montreal, QC
[3] Department of Rheumatology, McGill University, Montreal, QC
[4] Department of Psychiatry, McGill Univ.Jewish General Hospital, 3755 Chemin de la Côte-Ste-Catherine, Montreal
[5] Division of Rheumatology, Sir Mortimer B. Davis - Jewish General Hospital, Montreal, QC
[6] Division of Rheumatology, McGill University, Montreal, QC
[7] Service de rhumatologie, Hôpital Maisonneuve-Rosemont, Montreal, QC