. Author manuscript; available in PMC: 2013 Nov 7.
Published in final edited form as: J Clin Oncol. 2004 Nov 1;22(21):10.1200/JCO.2004.09.096. doi: 10.1200/JCO.2004.09.096
Copyright © 2004 by the American Society of Clinical Oncology. All rights reserved.