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Pregnancy
Birth Weight
Spontaneous Abortion
Environmental Exposure
Maternal Exposure
Occupational Exposure
California
Odds Ratio
Pregnancy Outcomes
Risk Factors
Water Supply
Prospective Studies
Confounding Factors (Epidemiology)
Logistic Models
Case Control Studies
Caffeine
Hydrocarbons, Chlorinated
Newborn Infant
Mexican Americans
Questionnaires
Co-Publications
34
33
13
12
9
8
7
5
4
3
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