1 Bayerische Julius-Maximilians-Universität, Medizinische Klinik I, Würzburg, Germany; Imperial College London, National Heart and Lung Institute and Faculty of Medicine, London SW3 6LY, UK.
2 Imperial College London, National Heart and Lung Institute and Faculty of Medicine, London SW3 6LY, UK; Applied Cachexia Research, Department of Cardiology, Charité Campus Virchow-Klinikum, Berlin, Germany. Electronic address: [email protected].