1. Respiratory Physiology Laboratory, Department of Neurology, University of Münster Münster Germany
2. Department of PneumologyCardiology and Intensive Care Medicine, Klinikum Konstanz Konstanz Germany
3. Bethanien Hospital gGmbH Solingen Solingen Germany
4. Institute for Pneumology at the University of Cologne Cologne Germany
5. Klinik Reithofpark Bad Feilnbach Germany
6. Institute of Medical Informatics, University of Münster Münster Germany