. Author manuscript; available in PMC: 2014 Jul 1.
Published in final edited form as: J Thorac Cardiovasc Surg. 2013 Jul;146(1):9–16. doi: 10.1016/j.jtcvs.2012.12.069
© 2012 The American Association For Thoracic Surgery. Published by Mosby, Inc. All rights reserved.