Osteoarthritis, Knee

• the First Affiliated Hospital of Anhui University of Chinese Medicine — Hefei, Anhui, China
• The Taihe County Hospital of Chinese Medicine — Taihe Chengguanzhen, Anhui, China
• The Tianchang City Hospital of Chinese Medicine — Tianchang, Anhui, China

• Covance CRU, Inc — Daytona Beach, Florida, United States
• Atlanta Knee and Shoulder Clinic, PC — Stockbridge, Georgia, United States
• University Rheumatoloty Center for Clinical Research — Chicago, Illinois, United States
• Clinical Investigation Specialists, Inc — Gurnee, Illinois, United States

• Therms Antonio Carlos — Poços de Caldas, Minas Gerais, Brazil

Not specified

• Instituto de Medicina Fisica e Reabilitacao HCFMUSP — São Paulo, Brazil

Not specified

• Department of Orthopedics, Lillebaelt Hospital — Kolding, Southern Denmark, Denmark
• Department of Orthopedics and Traumatology, Odense University Hospital — Odense, Southern Denmark, Denmark
• Department of Orthopedics and Traumatology, Odense University Hospital — Svendborg, Southern Denmark, Denmark
• Department of Orthopedics, Lillebaelt Hospital — Vejle, Southern Denmark, Denmark

• Citadelle Hospital — Liège, Belgium

Not specified

Not specified