1 Research fellow, Faculty of Medical and Health Sciences and Maurice Wilkins Centre, The University of Auckland, New Zealand.
2 Scientist, Southern Community Laboratories, Dunedin, New Zealand.
3 Public Health Consultant and Clinical Director, Public Health South, Southern District Health Board, Dunedin, New Zealand.
4 Clinical Microbiologist, Southern Community Laboratories, Dunedin, New Zealand.
5 Associate Professor, Faculty of Medical and Health Sciences and Maurice Wilkins Centre, The University of Auckland, New Zealand.
6 Associate Professor, Southern Community Laboratories, Maurice Wilkins Centre and Department of Microbiology and Immunology, University of Otago, Dunedin, New Zealand.