Kaulitz Renate, Haen Susanne, Sieverding Lutz, Ziemer Gerhard
Division of Pediatric Cardiology and Pediatric Intensive Care Medicine, Tuebingen University Children's Hospital, Tuebingen, Germany.
J Thorac Cardiovasc Surg. 2012 Jan;143(1):241-3. doi: 10.1016/j.jtcvs.2011.07.015. Epub 2011 Aug 19.