[1
]
Swedish Hip Arthroplasty Register, Gothenburg, Sweden. szilard.nemes@registercentrum.se.
[2
]
Department of Orthopaedics, Sahlgrenska Academy, University of Gothenburg, Gothenburg,
Sweden. szilard.nemes@registercentrum.se.
[3
]
Medical Management Centre, Department of Learning, Informatics, Management and Ethics,
Karolinska Institutet, Stockholm, Sweden.
[4
]
Equity and Health Policy Research Group, Department of Public Health Sciences, Karolinska
Institutet, Stockholm, Sweden.
[5
]
Stockholm County Council, Health Care Services, Stockholm, Sweden.
[6
]
The Dental and Pharmaceutical Benefits Agency, Stockholm, Sweden.
[7
]
Swedish Hip Arthroplasty Register, Gothenburg, Sweden.
[8
]
Department of Orthopaedics, Sahlgrenska Academy, University of Gothenburg, Gothenburg,
Sweden.
[9
]
Harris Orthopaedic Laboratory, Massachusetts General Hospital, Boston, MA, USA.