602
Participants
Start Date
January 31, 2000
Primary Completion Date
December 31, 2001
Study Completion Date
December 31, 2001
Ferrous fumarate
Tablet formulated from 30 mg ferrous fumarate.
Zinc oxide
Tablet formulated from 30 mg zinc oxide
Placebo
Johns Hopkins Bloomberg School of Public Health, Baltimore
National Institute of Medical Sciences and Nutrition, Salvador Zubiran
OTHER
National Polytechnic Institute, Mexico
OTHER
Johns Hopkins Bloomberg School of Public Health
OTHER