H. F. Baars
St. Elisabeth TweeSteden Ziekenhuis,
Department of Cardiology,
Tilburg, The Netherlands
Bergman Clinics Bilthoven
Bilthoven, The Netherlands
University Medical Center Utrecht,
Department of Cardiology,
Utrecht, The Netherlands P. A. F. M. Doevendans University Medical Center Utrecht,
Department of Cardiology,
Utrecht, The Netherlands
A.C. Houweling
VU University Medical Center,
Department of Clinical Genetics,
Amsterdam, The Netherlands
J. P. van Tintelen Academic Medical Center,
Department of Clinical Genetics,
Amsterdam, The Netherlands