Affiliation: | 1.Department of Orthopaedic Surgery and Musculoskeletal Medicine, University of Otago, PO Box 4345, Christchurch, 8140, New Zealand ;2.Burwood Academy Trust, Christchurch, New Zealand ;3.Department of Medicine, University of Otago Wellington, Wellington, New Zealand ;4.Wellington Medical and Health Sciences Library, University of Otago, Wellington, Wellington, New Zealand ;5.Menzies Health Institute, Griffith University, Brisbane, QLD, Australia ;6.Preventive and Social Medicine, University of Otago, Dunedin, New Zealand ;7.New Zealand Spinal Trust, Christchurch, New Zealand ; |