Dr. Wegene Borena (Department of Hygiene, Microbiology and Public Health / AT), Verena Fleischer (Department of Hygiene, Microbiology and Public Health / AT; Innsbruck / DE), Matthias Baumgartner (Department of Hygiene, Microbiology and Public Health / AT), Daniel Pichler (Department of Hygiene, Microbiology and Public Health / AT), Teresa Harthaller (Department of Hygiene, Microbiology and Public Health / AT), Annika Rössler (Department of Hygiene, Microbiology and Public Health / AT), Janine Kimpel (Department of Hygiene, Microbiology and Public Health / AT), Professor Dorothee von Laer (Department of Hygiene, Microbiology and Public Health / AT), Reinhard Würzner (Department of Hygiene, Microbiology and Public Health / AT; Innsbruck / DE)