The Lancet Infectious Diseases
The Lancet Infectious Diseases > 2006 > 6 > 9 > 589-601
The Lancet Infectious Diseases > 2006 > 6 > 9 > 582-588
The Lancet Infectious Diseases > 2006 > 6 > 9 > 602-613
The Lancet Infectious Diseases > 2006 > 6 > 9 > 570-581