1. Department of Internal and Emergency Medicine Buergerspital Solothurn Solothurn Switzerland
2. Karl‐Landsteiner‐Institute for Lung Research and Pulmonary Oncology, Wilheminenspital Vienna Austria
3. Department of Laboratory Medicine Buergerspital Solothurn Solothurn Switzerland
4. Department of Internal Medicine 1 Landeskrankenhaus Steyr Steyr Austria
5. Department of Emergency Medicine Inselspital, University Hospital Bern Bern Switzerland