No abstract available
Publication types
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Cohort Studies
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Contraception / adverse effects*
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Contraception / methods
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Contraceptive Agents, Female / adverse effects
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Contraceptives, Oral, Hormonal / adverse effects
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Female
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HIV Infections / complications
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HIV Infections / etiology*
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HIV Infections / transmission
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HIV Infections / virology
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HIV Seropositivity
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HIV-1 / isolation & purification
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Humans
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Kenya
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Pregnancy
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Pregnancy Complications, Infectious / prevention & control
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Prospective Studies
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Sex Work
Substances
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Contraceptive Agents, Female
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Contraceptives, Oral, Hormonal