1. Department of Thoracic Surgery, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland
2. Interfaculty Bioinformatics Unit and SIB Swiss Institute of Bioinformatics, University of Bern, Bern, Switzerland
3. Department of Intensive Care Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland