title: An unexpected ECG finding.
authors.affiliation: Department of Internal Medicine, Sint Lucas Andreas Hospital, Amsterdam, The Netherlands. mathijskuiper@hotmail.com.|Department of Cardiology, Haga Teaching Hospital, The Hague, The Netherlands. mathijskuiper@hotmail.com.
authors.forename: Mathijs
authors.initials: M
authors.lastname: Kuiper
authors.affiliation: Department of Cardiology, Sint Lucas Andreas Hospital, Amsterdam, The Netherlands.
authors.forename: Albert
authors.initials: A
authors.lastname: Willems
authors.affiliation: Department of Cardiology, Academic Medical Centre, Amsterdam, The Netherlands.
authors.forename: Arthur A M
authors.initials: AA
authors.lastname: Wilde