Abstract :
To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/S0140-6736(04)16303-4 Byline: Todd B Ellerin (a), Stephen R Walsh (b), David C Hooper (b) Author Affiliation: (a) Division of Infectious Diseases, Brigham and Women's Hospital, Boston, MA, 02115 USA (b) Massachusetts General Hospital, Boston, MA, 02115 USA