1. Departments of Clinical Pharmacology and Cardiology; Basil Hetzel Institute; The Queen Elizabeth Hospital; Woodville SA Australia
2. The Discipline of Surgery; University of Adelaide; Adelaide SA Australia
3. Department of Cardiothoracic Surgery; Queen Elizabeth Hospital; Birmingham UK
4. The Discipline of Pharmacology; University of Adelaide; Adelaide SA Australia
5. The Discipline of Medicine; University of Adelaide; Adelaide SA Australia
6. School of Clinical & Experimental Medicine; University of Birmingham; Birmingham UK
7. School of Medicine; University of Aberdeen; Aberdeen UK