Erratum to: Practice of hemodynamic monitoring and management in German, Austrian, and Swiss intensive care units: the multicenter cross-sectional ICU-CardioMan Study oleh Sandra Funcke, Michael Sander, Matthias S. Goepfert, Heinrich Groesdonk, Matthias Heringlake, Jan Hirsch, Stefan Kluge, Claus Krenn, Marco Maggiorini, Patrick Meybohm, Cornelie Salzwedel, Bernd Saugel, Gudrun Wagenpfeil, Stefan Wagenpfeil, Daniel A. Reuter, for the ICU-CardioMan Investigators