Authors: Frank M Sullivan; Iain R C Swan; Peter T Donnan; Jillian M Morrison; Blair H Smith; Brian McKinstry; Richard J Davenport; Luke D Vale; Janet E Clarkson; Victoria Hammersley; Sima Hayavi; Anne McAteer; Ken Stewart; Fergus Daly Journal: N Engl J Med Date: 2007-10-18 Impact factor: 91.245