Kaulitz Renate, Ziemer Gerhard, Hofbeck Michael
Departments of Paediatric Cardiology and Thoracic, Cardiac and Vascular Surgery, University Hospital, Tuebingen, Germany.
Cardiol Young. 2007 Oct;17(5):567-8. doi: 10.1017/S1047951107000923. Epub 2007 Sep 17.