1 Pulmonary Cell Research and Pneumology, Department of Biomedicine and Internal Medicine, University Hospital Basel, CH-4031 Basel, Switzerland.
2 Department of Pharmacology, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece.
3 Pulmonary Cell Research and Pneumology, Department of Biomedicine and Internal Medicine, University Hospital Basel, CH-4031 Basel, Switzerland. Electronic address: michael.roth@usb.ch.