1. St Antonius Hospital, Department of Cardiology, PO box 2500, 3432 EM Nieuwegein, The Netherlands
2. Diagram Clinical Research BV, Isala Klinieken, Groot Wezenland 20, 8011 JW Zwolle, The Netherlands
3. Isala Klinieken, Department of Cardiology, Groot Wezenland 20, 8011 JW Zwolle, The Netherlands
4. Stichting Regionale Ambulance Voorziening Provincie Utrecht (RAVU), Jan van Eijcklaan 6, 3723 BC Bilthoven, The Netherlands
5. St Antonius Hospital, Department of Cardiology, PO box 2500, 3432 EM Nieuwegein, The Netherlands. .