1 Department of Internal Medicine, University Medical Center Utrecht, Utrecht, Netherlands. [email protected].
2 Department of Pulmonary Medicine, Erasmus University Medical Center, Rotterdam, Netherlands.
3 Facharztzentrum Votivpark, Vienna, Austria.
4 Department of Primary Care Medicine, Medical University of Vienna, Vienna, Austria.
5 Department of Human Media Interaction, University of Twente, Enschede, Netherlands.
6 Department of Physical Therapy, School of Health Sciences, University of the Pacific, Stockton, CA, USA.
7 Institute of Pathophysiology and Allergy Research, Center for Pathophysiology, Infectiology and Immunology, Medical University of Vienna, Vienna, Austria.
8 Institute of Medical Immunology, Charité - Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany.
9 Department of Rehabilitation and Human Performance, Icahn School of Medicine at Mount Sinai, New York, NY, USA.