1. Australian Infectious Disease Research Centre, School of Biological Sciences, The University of Queensland, Brisbane, QLD 4072, Australia
2. Public Health Virology, Forensic and Scientific Services, Department of Health, Queensland Government, PO Box 594, Archerfield, QLD 4108, Australia
3. Australian Infectious Disease Research Centre, School of Chemistry and Molecular Biosciences, The University of Queensland, Brisbane, QLD 4072, Australia
4. MRC-University of Glasgow Centre for Virus Research, Glasgow G61 1QH, Scotland, UK
5. Bernhard-Nocht-Institute for Tropical Medicine, Hamburg, Germany