1. Discipline of Human Physiology, Flinders University, Adelaide, South Australia, Australia;
2. Discipline of Computer Science, Engineering and Mathematics, Flinders University, Adelaide, South Australia, Australia;
3. Department of Surgical Pathology, Flinders Medical Centre, Bedford Park, South Australia, Australia;
4. Departments of Gastroenterology and Surgery, Flinders Medical Centre, Bedford Park, South Australia, Australia