No abstract available
MeSH terms
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ABO Blood-Group System
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Acute Disease
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Female
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Gonorrhea / complications
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Gonorrhea / epidemiology*
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Humans
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Intrauterine Devices
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Male
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Menstruation
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Nigeria
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Pelvic Inflammatory Disease / epidemiology
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Pregnancy
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Risk
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Salpingitis / complications
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Salpingitis / epidemiology*
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Seasons
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Sweden
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United Kingdom
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United States