[1] Univ Hosp Muenster, Dept Cardiol Coronary & Peripheral Vasc Dis 1, Cardiol, Heart Failure Med, D-48149 Munster, Germany
[2] Univ Witten Herdecke, Fac Hlth, Sect Prevent Med, Dept Cardiol,Sch Med,Hlth Promot, D-58095 Hagen, Germany
[3] Med Univ Silesia, Sch Hlth Sci, Dept Physiotherapy, Chair Physiotherapy, Katowice, Poland
[4] Univ Hosp Muenster, Dept Med Gastroenterol & Hepatol B, D-48149 Munster, Germany
[5] Univ Hosp Muenster, Dept Med D, Div Gen Internal Med Nephrol & Rheumatol, D-48149 Munster, Germany