1. Division of Hygiene and Medical Microbiology, Medical University of Innsbruck, Innsbruck, Austria.
2. Division of Genetic Epidemiology, Medical University of Innsbruck, Innsbruck, Austria.
3. Division of Bioinformatics, Biocenter, Medical University of Innsbruck, Innsbruck, Austria.
4. D. Swarovski Research Laboratory, Department of General and Transplant Surgery, Medical University of Innsbruck, Innsbruck, Austria.