No abstract available
Keywords:
Adverse event; Antenatal bleeding; Case definition; Guidelines; Immunization.
MeSH terms
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Adverse Drug Reaction Reporting Systems / standards*
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Data Collection / standards*
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Epidemiologic Methods*
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Female
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Fetal Diseases / epidemiology*
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Hemorrhage / epidemiology*
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Humans
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Pregnancy
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Vaccination / adverse effects*