1. Heart Failure Unit and Department of Cardiac Rehabilitation; Concord Repatriation General Hospital; Concord New South Wales Australia
2. Faculty of Medicine; University of NSW; Sydney New South Wales Australia
3. Department of Nephrology; Prince of Wales Hospital; Sydney New South Wales Australia
4. Department of Cardiology; Nepean Hospital; Sydney New South Wales Australia
5. Department of Cardiology; Liverpool Hospital; Sydney New South Wales Australia
6. Liverpool Renal Clinical Research Centre; Liverpool Hospital; Sydney New South Wales Australia
7. Department of Renal Medicine; Gosford Hospital; Gosford New South Wales Australia