1. Department of Surgery; Medisch Spectrum Twente Hospital; Enschede The Netherlands
2. Department of Medical School Twente, Medisch Spectrum Twente Hospital; Enschede The Netherlands
3. Department of Research Methodology; Measurement and Data Analysis, University of Twente; Enschede The Netherlands
4. Austrian Center of Industrial Biotechnology; Graz Austria
5. Department of Agrobiotechnology Institute of Environmental Biotechnology, University of Natural Resources and Life Sciences; Vienna Austria