1. Institute for Pathophysiology; West German Heart and Vascular Centre Essen; University of Essen Medical School; Essen Germany
2. Discipline of Pathology; The Charles Perkins Centre; The University of Sydney Medical School; Sydney NSW Australia
3. Concord Repatriation General Hospital; Vascular Biology Group; ANZAC Research Institute; Concord NSW Australia
4. Institute of Neural and Sensory Physiology; Medical Faculty; University of Düsseldorf; Düsseldorf Germany