Spondylosis

• University of Kentucky — Lexington, Kentucky, United States

• Vista Clinical Research — Newnan, Georgia, United States
• Comprehensive Pain & Spine Specialists — Indianapolis, Indiana, United States
• University of Kansas Medical Center — Kansas City, Kansas, United States
• Nura Precision Pain Management — Edina, Minnesota, United States

• AP-HP - Hôpital Européen Georges-Pompidou Paris, France — Paris, Île-de-France Region, France

• Alphatec Spine Inc. — Carlsbad, California, United States

• QEII Health Sciences Centre - Halifax Infirmary site — Halifax, Nova Scotia, Canada

• National Center for Spinal Disorders — Budapest, Pest County, Hungary

• Sapienza University of Rome, Policlinico Umberto I Hospital — Rome, Italy

• Park Medical Center — Rotterdam, South Holland, Netherlands

• Taipei Veterans General Hospital — Taipei, Taiwan

Not specified