The Journal of Thoracic and Cardiovascular SurgeryVolume 137, Issue 6, June 2009, Pages 1315-1316EditorialNot if, but whenAuthor links open overlay panelThoralf M. Sundt MDShow moreShareCitehttps://doi.org/10.1016/j.jtcvs.2009.02.023Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueCTSNet classification35Recommended articlesCited by (0)Copyright © 2009 The American Association for Thoracic Surgery. Published by Mosby, Inc. All rights reserved.