96,468
Participants
Start Date
October 31, 2001
Primary Completion Date
November 30, 2006
Study Completion Date
November 30, 2006
Typhoid Vi vaccine
Meningococcal A (control)
Hechi City Center for Disease Control, Hechi
Centers for Disease Control and Prevention
FED
Hechi City Center for Disease Centrol
UNKNOWN
Wellcome Trust
OTHER
University of Western Ontario, Canada
OTHER
International Vaccine Institute
OTHER