Correspondence to: Andreas Zietzer, Medizinische Klinik und Poliklinik II, Innere Medizin - Kardiologie, Pneumologie und Angiologie, Universitätsklinikum Bonn, Venusberg-Campus 1, 53127 Bonn, Germany, Email

E-mail Address: [email protected]

https://orcid.org/0000-0001-5759-7627

Department of Internal Medicine II, University Hospital Bonn, University of Bonn, Germany.