title: Letter to the editor regarding "In vitro flow investigations in the aortic arch during cardiopulmonary bypass with stereo-PIV".
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Martin
authors.initials: M
authors.lastname: Andreas
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Dominik
authors.initials: D
authors.lastname: Wiedemann
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Barbara
authors.initials: B
authors.lastname: Messner
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Doris
authors.initials: D
authors.lastname: Hutschala
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Andreas
authors.initials: A
authors.lastname: Habertheuer
authors.affiliation: Medical University of Innsbruck, Austria.
authors.forename: David
authors.initials: D
authors.lastname: Bernhard
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Peter
authors.initials: P
authors.lastname: Petzelbauer
authors.affiliation: Medical University of Vienna, Austria.
authors.forename: Guenther
authors.initials: G
authors.lastname: Laufer
keywords: Aortic injury; Cardiopulmonary bypass; Endothelial leakage; Endothelial stress; In-vivo staining