No abstract available
MeSH terms
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Adult
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Female
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Hemorrhage / epidemiology
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Hemorrhage / etiology*
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Hospitalization / statistics & numerical data
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Humans
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Infections / epidemiology
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Infections / etiology*
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Maternal Mortality
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Ovarian Hyperstimulation Syndrome / epidemiology
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Ovarian Hyperstimulation Syndrome / etiology*
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Population Surveillance
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Reproductive Techniques, Assisted / adverse effects*
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Risk
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United States / epidemiology