Connective Tissue Diseases

• University of Virginia Health System — Charlottesville, Virginia, United States

• Sheffield Hallam University — Sheffield, South Yorkshire, United Kingdom

Not specified

Not specified

• SOD Clinica Medica, Dip. Medicina Interna- Ospedali Riuniti Marche-AOU delle Marche — Ancona, Italy
• Medicina Interna Universitaria (Guido Baccelli) Azienda Ospedaliera Policlinico Consorziale — Bari, Italy
• U.O. di Medicina, Ospedale Civile "Santa Maria della Sapienza" — Battipaglia, Italy
• Allergologia e Immunologia Clinica, Azienda Ospedaliero-Universitaria di Cagliari — Cagliari, Italy

• Sohag university hospital — Sohag, Egypt

• Pender Community Health Centre — Vancouver, British Columbia, Canada

• Rheumatology Clinic, St. Joseph's Health Care — London, Ontario, Canada

Not specified

• National Institutes of Health Clinical Center — Bethesda, Maryland, United States