Stoye Jonathan P, Yap Melvyn W
Division of Virology, National Institute for Medical Research, The Ridgeway, Mill Hill, London NW7 1AA, United Kingdom.
Proc Natl Acad Sci U S A. 2008 Mar 4;105(9):3177-8. doi: 10.1073/pnas.0800667105. Epub 2008 Feb 25.