Exposure to phthalates and BPA in pregnancy may impact development of the fetus.
We measured exposure biomarkers at 4 visits during gestation on 482 women.
We used ultrasound scans from pregnancy and birthweight to examine fetal growth.
20">Urinary di-2-ethylhexyl phthalate metabolites were associated with reduced growth.
25">This is the first study with a robust repeated measures design to detect this relationship.