Aseptic Loosening of Prosthetic Joint

• Republic of Turkey Ministry of Health, Balıkesir Provincial Health Directorate, Atatürk City Hospital — Balıkesir, Turkey (Türkiye)
• Republic of Turkey Ministry of Health, Balıkesir Provincial Health Directorate, Burhaniye State Hospital — Balıkesir, Turkey (Türkiye)
• Dokuz Eylül University Research and Application Hospital — Izmir, Turkey (Türkiye)
• Republic of Turkey Ministry of Health Izmir Provincial Health Directorate Izmir Democracy University Buca Seyfi Demirsoy Training and Research Hospital — Izmir, Turkey (Türkiye)

• Rush University Medical Center — Chicago, Illinois, United States

• St. Maartenskliniek — Nijmegen, Gelderland, Netherlands
• Zuyderland Ziekenhuis — Heerlen, Limburg, Netherlands
• Amphia ziekenhuis — Breda, North Brabant, Netherlands
• Amsterdam UMC — Amsterdam, North Holland, Netherlands

Not specified

• Caritas-Krankenhaus Bad Mergentheim, Klinik für Orthopädie und Unfallchirurgie — Bad Mergentheim, Germany

• Orthopädische Klinik Markgröningen gGmbH — Markgröningen, Germany