Hemiarthroplasty

• 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)

• Rijnstate Hospital — Arnhem, Gelderland, Netherlands
• Jeroen Bosch Hospital, Department of Orthopedics — 's-Hertogenbosch, Netherlands
• Northwest Clinics, Centre for Orthopaedic Research Alkmaar (CORAL) and Department of Orthopaedic Surgery — Alkmaar, Netherlands
• Máxima Medical Center, Department of Orthopaedic Surgery — Eindhoven, Netherlands

• Ümraniye Training and Research Hospital — Istanbul, Umraniye, Turkey (Türkiye)

• Ankara Bilkent City Hospital — Ankara, Turkey (Türkiye)

• Onze Lieve Vrouwe Gasthuis — Amsterdam, North Holland, Netherlands

• Sorlandet Hospital — Kristiansand, Norway

Not specified