Media type: E-Article Title: Invited commentary Contributor: Spray, Thomas L. Published: Elsevier BV, 1994 Published in: The Annals of Thoracic Surgery Extent: 1549 Language: English DOI: 10.1016/0003-4975(94)90120-1 ISSN: 0003-4975 Keywords: Cardiology and Cardiovascular Medicine ; Pulmonary and Respiratory Medicine ; Surgery Footnote: Access State: Open Access