Search results
Journal of Medical Ultrasound > 2012 > 20 > 3 > 180-182
Canadian Journal of Cardiology > 2007 > 23 > 8 > 675-676
International Journal of Cardiology > 2007 > 114 > 2 > 236-240
European Journal of Cardio-Thoracic Surgery > 1998 > 14 > 4 > 437-439