750
Participants
Start Date
January 31, 2006
Primary Completion Date
October 31, 2006
Study Completion Date
October 31, 2006
10 mg zinc oxide
10 mg zinc oxide
Placebo
Placebo pill taken five days a week for six months.
Instituto de Nutrición de Centro América y Panamá - INCAP, Guatemala City
National Institute of Mental Health (NIMH)
NIH
Institute of Nutrition of Central America and Panama (INCAP)
UNKNOWN
Mexican National Institute of Public Health
OTHER_GOV
Emory University
OTHER