Authors: Tibor Kempf, Stephan von Haehling, Timo Peter, Tim Allhoff, Mariantonietta Cicoira, Wolfram Doehner, Piotr Ponikowski, Gerasimos Filippatos, Piotr Rozentryt, Helmut Drexler, Stefan D. Anker, Kai C. Wollert - Journal of the American College of Cardiology 2007 cited by 494