Subjects: *Phthalate esters; *Environmental exposure; Pregnant womenMassachusetts
Record details
Subjects: *Phenols; Risk factors in premature labor; Bisphenol AMassachusetts
Subjects: RISK assessment; BEHAVIOR modification; SECONDARY analysisMASSACHUSETTS
Subjects: SMOKING; ADVERTISING; CHI-squared testMASSACHUSETTS; RHODE Island