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Pregnancy
Cohort Studies
Risk Factors
Risk Assessment
Odds Ratio
Bias (Epidemiology)
Environmental Exposure
Autistic Disorder
Maternal Exposure
Occupational Exposure
Child Development Disorders, Pervasive
Spontaneous Abortion
California
Slovakia
Newborn Infant
Infants
Case Control Studies
Polychlorinated Biphenyls
Environmental Pollutants
Questionnaires
Co-Publications
30
21
17
16
11
10
9
8
7
6
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