1. Department of Anaesthesia and Perioperative Medicine, Alfred Hospital and Academic Board of Anaesthesia and Perioperative Medicine, Department of Epidemiology and Preventive Medicine, Monash University, Melbourne, Victoria, Australia
2. Department of Anaesthesia and Perioperative Medicine, Alfred Hospital.
3. Department of Anaesthesia and Perioperative Medicine, Alfred Hospital, Academic Board of Anaesthesia and Perioperative Medicine, Monash University and NHMRC Practitioner Fellow.
4. Rheumatology Unit, Alfred Hospital and Department of Epidemiology and Monash University.