No abstract available
MeSH terms
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Emergency Service, Hospital*
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Female
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Hong Kong
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Humans
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Outpatient Clinics, Hospital*
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Patient Admission / statistics & numerical data*
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Pregnancy
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Pregnancy Complications / diagnostic imaging*
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Pregnancy, Ectopic / diagnostic imaging
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Ultrasonography, Prenatal*
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Uterine Hemorrhage / diagnostic imaging*