A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL.
The file type is application/pdf.
C. Waddington, T. Darton, C. Jones, K. Haworth, A. Peters, S. Kerridge, D. Crook, S. Lockhart, J. Farrar, G. Dougan, M. Levine, B. Angus, A. Pollard. "Variations in attack rate in a single-blind, dose escalation challenge study of Salmonella Typhi in healthy adult volunteers." International Journal of Infectious Diseases (2012) e244