1. Department of Orthopaedics and Sports Medicine, Erasmus Medical Centre, Rotterdam, the Netherlands
2. Department of Orthopaedic Surgery, Amphia Hospital, Breda, the Netherlands
3. Foundation for Orthopaedic Research Care & Education (FORCE), Amphia Hospital, Breda, the Netherlands
4. Dutch National Arthroplasty Registry (LROI), 's-Hertogenbosch, the Netherlands