1. Division of Infectious Diseases and Tropical Medicine, Department of Medicine, Medical University of Vienna, Austria.
2. Department of Dermatology and Tropical Medicine, Military Hospital Vienna, Austria.
3. Department of Emergency Medicine, Medical University of Vienna, Austria
4. Institute for Medical Support, Military Hospital Vienna, Austria.
5. Division of Epidemiology and Diagnosis of Parasitic Diseases, Institute of Specific Prophylaxis and Tropical Medicine, Center for Pathophysiology, Infectiology and Immunology, Medical University of Vienna, Austria.