Osteoarthritis

• Neuromuscular Research Lab, University of North Carolina at Chapel Hill — Chapel Hill, North Carolina, United States

• China Basin Imaging Center — San Francisco, California, United States

• University Hospital Basel — Basel, Canton of Basel-City, Switzerland

• Far Eastern Memorial Hospital — Taipei, Taiwan

• University of Berne — Bern, Switzerland

• IRCSS Istituto Ortopedico Rizzoli — Bologna, Italy

• Neurovations (Napa Pain Institute) — Napa, California, United States

• Hospital for Special Surgery — New York, United States

Not specified

• University of Minnesota — Minneapolis, Minnesota, United States