Walshe Janice M, Gal Anthony, Murray Douglas R, Premkumar Ahalya, Berman David, Hassan Raffit
National Cancer Institute, National Institutes of Health, Bethesda, MD 20892-4264, USA.
Am J Clin Oncol. 2008 Jun;31(3):306-7. doi: 10.1097/01.coc.0000204404.36736.69.