The Annals of Thoracic SurgeryVolume 58, Issue 5, November 1994, Page 1569CorrespondenceReplyAuthor links open overlay panelCarl L. Backer MD, Jay M. Penster MDShow moreShareCitehttps://doi.org/10.1016/0003-4975(94)91985-2Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 1994 The Society of Thoracic Surgeons. Published by Elsevier Inc. All rights reserved.