Arthritis, Psoriatic

• National Institute of Rheumatology and Physiotherapy — Budapest, Hungary
• Buda Hospital of the Hospitaller Order of Saint John of God — Budapest, Hungary
• Semmelweis University — Budapest, Hungary

• Vestre Viken HF Drammen Hospital — Drammen, Buskerud, Norway
• Lillehammer Hospital for Rheumatic Diseases — Lillehammer, Oppland, Norway
• Førde Hospital — Førde, Sogn Og Fjordane, Norway
• St. Olavs Hospital — Trondheim, Sør-Trøndelag, Norway

• Centre Hospitalier Du Mans — Le Mans, France

• Hipokrateion Hospital Thessaloniki — Thessaloniki, Greece
• Unidade Local de Saúde de Aveiro, Serviço de Reumatologia, Hospital Infante Dom Pedro — Aveiro, Portugal
• Unidade Local de Saúde de São José, Serviço de Reumatologia, Hospital Santo António dos Capuchos — Lisbon, Portugal
• Unidade Local de Saúde de São João, Serviço de Reumatologia, Hospital São João — Porto, Portugal

Not specified

• Tanta University — Tanta, Egypt

Not specified

Not specified

Not specified

• NYU Langone Health — New York, United States