1. Division Water Quality and Health, Department of Physiology, Pharmacology and Microbiology Karl Landsteiner University of Health Sciences Krems Austria
2. Institute for Hygiene and Applied Immunology – Water Microbiology Medical University Vienna Vienna Austria
3. Interuniversity Cooperation Centre Water & Health Austria
4. Institute für Medical Microbiology and Hygiene, Austrian Agency for Health and Food Safety Vienna Austria
5. Institute for Biological Research ¨Siniša Stanković¨, National Institute of the Republic of Serbia, Department for Hydroecology and Water Protection University of Belgrade Belgrade Serbia
6. Institute for Chemical, Environmental and Bioscience Engineering, Technische Universität Wien Vienna Austria