1. Institute of Laboratory Medicine Universities of Giessen and Marburg Lung Center (UGMLC) Philipps Universität Marburg German Center for Lung Research (DZL) Marburg Marburg Germany
2. Fourth Department of Internal Medicine Medical School of Athens National and Kapodistrian University of Athens Attikon University Hospital Athens Greece
3. Institute of Medical Bioinformatics and Biostatistics Medical Faculty Philipps University of Marburg Marburg Germany
4. Medical School National and Kapodistrian University of Athens Athens Greece