1. Department of Microbiology and Immunology
2. Wellington Asthma Research Group, Wellington School of Medicine and Health Sciences
3. Canterbury Respiratory Research Group, Christchurch School of Medicine and Health Sciences, University of Otago
4. Queen Mary Hospital, Dunedin, New Zealand
5. Komfo Anokye Teaching Hospital, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana