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据WHO报道,世界不同地区孕妇贫血率为21～80％。王文广等报道,北京市孕妇贫血率为14.9％。天津医学院附属医院门诊孕妇贫血率为60.5％。1986年3月对湖北省天门县200名农村孕妇进行了营养状况及贫血调查。
According to WHO reports, anemia rates among pregnant women in different parts of the world range from 21 to 80%. Wang and other reports, Beijing pregnant women anemia rate was 14.9%. Tianjin Medical College Hospital outpatient anemia rate of 60.5% pregnant women. In March 1986, a survey was conducted on the nutritional status and anemia of 200 rural pregnant women in Tianmen County, Hubei Province.