title: Reply by the Authors of the Original Article.
authors.affiliation: Department of Cardiothoracic Surgery, Erasmus MC, Rotterdam, The Netherlands.
authors.forename: Richard
authors.initials: R
authors.lastname: van Valen
authors.affiliation: Department of Cardiothoracic Surgery, Erasmus MC, Rotterdam, The Netherlands.
authors.forename: Charles
authors.initials: C
authors.lastname: Kik
authors.affiliation: Department of Cardiothoracic Surgery, Erasmus MC, Rotterdam, The Netherlands.
authors.forename: Mostafa M
authors.initials: MM
authors.lastname: Mokhles
authors.affiliation: Department of Cardiothoracic Surgery, Erasmus MC, Rotterdam, The Netherlands.
authors.forename: Ad J J C
authors.initials: AJJC
authors.lastname: Bogers