1. General Medicine Hawke's Bay Hospital Hastings New Zealand
2. Department of Infectious Diseases, General Medicine Christchurch Hospital Christchurch New Zealand
3. Department of Clinical Immunology Christchurch Hospital Christchurch New Zealand
4. Departments of Infectious Diseases, General Medicine Auckland City Hospital Christchurch New Zealand
5. Department of Clinical Pharmacology, Infectious Diseases Christchurch Hospital Christchurch New Zealand
6. Department of General Medicine University of Otago Christchurch New Zealand