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Maternal hepatitis B infection status and adverse pregnancy outcomes: a retrospective cohort analysis

Maternal ImmunizationViral HepatitisAdverse Pregnancy OutcomesMaternal ComplicationClinical EpidemiologyHepatitis BHepatitisMaternal HealthGynecologyPublic HealthMedicineReproductive EpidemiologyRetrospective Cohort AnalysisEpidemiologyWomen's HealthHigh-risk Pregnancy