European Journal of Cardio-Thoracic Surgery
European Journal of Cardio-Thoracic Surgery > 2000 > 17 > 1 > 85-87
European Journal of Cardio-Thoracic Surgery > 2000 > 18 > 2 > 214-219
European Journal of Cardio-Thoracic Surgery > 2000 > 18 > 2 > 202-206