Spinal Diseases

• Paradise Valley, Arizona, United States
• Los Angeles, California, United States
• San Francisco, California, United States
• Ormond Beach, Florida, United States

• Huntsville, Alabama, United States
• La Jolla, California, United States
• Upland, California, United States
• Aventura, Florida, United States

• University Hospital Zurich, Centre on Aging and Mobility — Zurich, Canton of Zurich, Switzerland

• Macon, Georgia, United States
• Boise, Idaho, United States
• Normal, Illinois, United States
• Indianapolis, Indiana, United States

• Department of Rheumatology, Charité - Campus Benjamin Franklin — Berlin, Germany

• Pfizer Investigational Site — Leuven, Belgium

• Research Site — Avellaneda, Argentina
• Research Site — Bahía Blanca, Argentina
• Research Site — Banfield, Argentina
• Research Site — Campana, Argentina

Not specified

• Chu Raymond Poincare — Garches, France

Not specified