No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Abortion, Spontaneous / chemically induced*
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Case-Control Studies
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Female
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Humans
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Influenza Vaccines / adverse effects*
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Influenza Vaccines / immunology*
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Influenza, Human / immunology*
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Pregnancy
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Pregnancy Complications, Infectious / chemically induced*
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Vaccination / adverse effects*