title: The authors reply.
authors.affiliation: Department of Cardiology, Charité-Universitätsmedizin Campus Benjamin Franklin, Berlin, Germany.
authors.forename: Marco
authors.initials: M
authors.lastname: Witkowski
authors.forename: Hans-Christian
authors.initials: HC
authors.lastname: Mochmann
authors.forename: Ursula
authors.initials: U
authors.lastname: Rauch
authors.forename: Wulf
authors.initials: W
authors.lastname: Knie
authors.forename: Ulf
authors.initials: U
authors.lastname: Landmesser
authors.forename: Carsten
authors.initials: C
authors.lastname: Skurk