To be eligible for the study, a participant must a) have been a resident of Albany county; b) have been eligible for the Women, Infants and Children program (WIC; < 185% of poverty level); c) have been pregnant < 24 weeks; d) have planned to use either the
ACDH or AMC clinics for prenatal care for at least two of the three trimesters of pregnancy (depending upon the timing of entry into the study); e) have permitted a cord blood sample to be taken; and, f) have planned to deliver at AMC and have the child followed at the
ACDH or AMC pediatric clinic.
