The Annals of Thoracic Surgery
The Annals of Thoracic Surgery > 1997 > 63 > 2 > 547-548
The Annals of Thoracic Surgery > 1997 > 64 > 4 > 1067-1071
The Annals of Thoracic Surgery > 1997 > 63 > 2 > 547-548
The Annals of Thoracic Surgery > 1997 > 64 > 4 > 1067-1071