1. Department of Intensive Care Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland
2. Graduate School for Cellular and Biomedical Sciences (GCB), University of Bern, Bern, Switzerland
3. Interfaculty Bioinformatics Unit and SIB Swiss Institute of Bioinformatics, University of Bern, Bern, Switzerland
4. Institute of Psychology, University of Bern, Bern, Switzerland
5. Institute of Microbiology, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland
6. Service of Hospital Preventive Medicine, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland