1. Princess Alexandra Hospital; Department of Medical Imaging; 199 Ipswich Road Brisbane Queensland Australia 4102
2. University of Melbourne; Faculty of Medicine, Dentistry and Health Sciences; Grattan Street, Parkville Melbourne Victoria Australia 3010
3. University of Melbourne; Department of Surgery - St Vincent's Hospital; 41 Victoria Parade Fitzroy Victoria Australia 3065
4. The University of Queensland; Discipline of General Practice, School of Medicine; Brisbane Queensland Australia 4029