Connective Tissue Diseases

• Dep. of Rheumatology Aarhus Hospital — Aarhus, Denmark
• Dep. of Rheumatology Frederiksberg Hospital — Copenhagen, Denmark
• Dep. of Rheumatology Glostrup Hospital — Copenhagen, Denmark
• Dep. of Rheumatology Gentofte Hospital — Copenhagen, Denmark

• Children's Hospital Colorado — Aurora, Colorado, United States
• University of Colorado Hospital — Aurora, Colorado, United States

• Children's Hospital of Oakland — Oakland, California, United States
• University of North Carolina School of Medicine — Chapel Hill, North Carolina, United States

• Pinnacle Research Group, LLC — Anniston, Alabama, United States
• Altoona Center for Clinical Research — Duncansville, Pennsylvania, United States
• Metroplex Clinical Research Center — Dallas, Texas, United States

• Loma Linda University Healthcare, Deptartment of Orthopaedic Surgery — San Bernardino, California, United States

• 102 — Brussels, Belgium
• 101 — Leuven, Belgium
• 203 — Plovidv, Bulgaria
• 201 — Sofia, Bulgaria

• Hope Research Institute — Phoenix, Arizona, United States
• Tucson Orthopedic Institute, P.C. — Tucson, Arizona, United States
• Providence Clinical Research — Burbank, California, United States
• 100 UCLA Medical Plaza, Suite 305 — Los Angeles, California, United States

• Kerckhoff Heart Center — Bad Nauheim, Germany

Not specified

Not specified