Disc Degeneration

• Kobe University Hospital — Kobe, Hyōgo, Japan
• Tokai University Hospital — Isehara, Kanagawa, Japan
• Wakakusa Daiichi Hospital — Higashiosaka, Osaka, Japan
• Dokkyo Medical University Saitama Medical Center — Koshigaya, Saitama, Japan

• Interventional Pain Management Napa Valley Orthopedic Medical Group — Napa, California, United States
• Source Healthcare — Santa Monica, California, United States
• Premier Spine and Pain Institute — Thornton, Colorado, United States
• The Orthopaedic Institute — Gainesville, Florida, United States

• CHU de Montpellier — Montpellier, France

• Thammasat university hospital — Pathum Thani, Changwat Pathum Thani, Thailand

• Prince of Wales Private Hospital — Randwick, New South Wales, Australia
• Prince of Wales Public Hospital — Randwick, New South Wales, Australia

• Oslo Metropolitan University — Oslo, Norge, Norway

• UC San Diego — La Jolla, California, United States

• Research Institute Orton — Helsinki, In the USA Or Canada, Please Select..., Finland

• CHA Bundand Medical Center — Seongnam-si, South Korea

Not specified