. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: J Thorac Cardiovasc Surg. 2013 Apr 9;147(1):10.1016/j.jtcvs.2013.03.023. doi: 10.1016/j.jtcvs.2013.03.023
© 2013 The American Association For Thoracic Surgery. Published by Mosby, Inc. All rights reserved.