Hemoglobin curves during pregnancy before and after fortification of flours with iron
Objective: To assess the level of hemoglobin-Hb during pregnancy before and after fortification of flours with iron.Method: A cross-sectional study with data from 12,119 pregnant women attended at a public prenatal from five macro regions of Brazil.The nicabate patches sample was divided into two groups: Before-fortification (birth before June/2004