Arthritis

• Samsung Medical Center — Gangnam-gu, Seoul, South Korea
• Seoul National Univ. Hospital — Seoul, South Korea
• Asan Medical Center — Seoul, South Korea

• Kyungpook National University Hospital — Daegu, South Korea
• Inha University Hospital — Incheon, South Korea
• Seoul National University Hospital — Seoul, South Korea
• Samsung Medical Center — Seoul, South Korea

• Aalst, Belgium
• Bruges, Belgium
• Brussels, Belgium
• Brussels, Belgium

• Teknon Medical Center, ITRT — Barcelona, Spain
• Instituto de Biologia y Genetica Molecular (IBGM), University of Valladolid — Valladolid, Spain

• Instituto de Ortopedia e Traumatologia do Hospital das Clínicas da Universidade de São Paulo — São Paulo, Brazil

Not specified

Not specified

• NYU Hospital for Joint Diseases — New York, United States
• Bellevue Hospital — New York, United States

• Research Site — London, United Kingdom

• Instituto de Ortopedia e Traumatologia HC-FMUSP — São Paulo, Brazil