Ankylosing Spondylitis

• Rheumatology Clinic /ID# 54768 — Calgary, Alberta, Canada
• Associate Clinic /ID# 64274 — Calgary, Alberta, Canada
• Pont, Cranbrook, BC, CA /ID# 55242 — Cranbrook, British Columbia, Canada
• Dr. Barbara T. Blumenauer Inc. /ID# 55226 — Kamloops, British Columbia, Canada

• Mayo Clinic — Rochester, Minnesota, United States

• Faculdade de Ciências Médicas da Universidade Nova de Lisboa — Lisbon, Portugal

• Connective Diseases Research Center, Tabriz University of Medical Sciences — Tabriz, East Azerbaijan Province, Iran
• Hafez Hospital — Shiraz, Fars, Iran
• Razi Hospital — Rasht, Gilan Province, Iran
• Ghaem Hospital — Mashhad, Khorasan, Iran

Not specified

• Bezmialem University — Istanbul, Turkey (Türkiye)

• Prof Dr Cemil Tascioglu City Hospital — Istanbul, Turkey (Türkiye)

• Kanuni Sultan Süleyman Training and Research Hospital — Istanbul, Turkey (Türkiye)

• Chinese PLA General Hospital clinical trial center — Beijing, Beijing Municipality, China

• Eastern Mediterranen University — Famagusta, Cyprus