. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: J Thorac Cardiovasc Surg. 2013 Mar 8;147(2):652–657. doi: 10.1016/j.jtcvs.2013.02.021
© 2013 The American Association For Thoracic Surgery. Published by Mosby, Inc. All rights reserved.