title: Reply to Letter to the Editor "Endothelial dysfunction in Takotsubo syndrome".
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland.
authors.forename: Matthias
authors.initials: M
authors.lastname: Naegele
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland; University of Zürich, Zurich, Switzerland.
authors.forename: Andreas J
authors.initials: AJ
authors.lastname: Flammer
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland; University of Zürich, Zurich, Switzerland.
authors.forename: Frank
authors.initials: F
authors.lastname: Enseleit
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland; University of Zürich, Zurich, Switzerland; Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland.
authors.forename: Frank
authors.initials: F
authors.lastname: Ruschitzka
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland; University of Zürich, Zurich, Switzerland; Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland.
authors.forename: Georg
authors.initials: G
authors.lastname: Noll
authors.affiliation: Department of Cardiology, University Heart Center, University Hospital Zurich, Zurich, Switzerland; University of Zürich, Zurich, Switzerland.
authors.forename: Isabella
authors.initials: I
authors.lastname: Sudano
mesh_terms: D006801:Humans; D054549:Takotsubo Cardiomyopathy; D014652:Vascular Diseases