. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Ann Thorac Surg. 2013 Sep 7;96(6):2147–2154. doi: 10.1016/j.athoracsur.2013.07.001
© 2013 The Society of Thoracic Surgeons. Published by Elsevier Inc. All rights reserved.