1. 2School of Medicine, James Cook University, Douglas 4814, Australia
2. 1Pathology Queensland, Townsville Hospital, Douglas 4814, Australia
3. 3Department of Infectious Diseases, Townsville Hospital, Douglas 4814, Australia
4. 4Public Health and Tropical Medicine, College of Public Health, Medical and Veterinary Sciences, James Cook University, Douglas 4814, Australia
5. 5Queensland Research Centre for Peripheral Vascular Diseases, College of Medicine and Dentistry, James Cook University, Douglas 4814, Australia