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关于健康妇女月经失血量问题国内外均有报道,但天津市尚无这方面资料。为了了解天津健康妇女月经失血量,血红蛋白及血清铁蛋白的数据,并为研究放置不同类型官内节育器对月经血量和铁储备的影响打下基础,进行了本课题的研究。材料和方法一、对象选择:于1984年4月26日至10
On the issue of menstrual blood loss in healthy women have been reported at home and abroad, but there is no such information in Tianjin. In order to understand the data of menstrual blood loss, hemoglobin and serum ferritin in healthy women in Tianjin and lay a foundation for studying the influence of different types of IUDs on menstrual blood volume and iron reserve, and carry out the research of this topic. Materials and methods First, the object selection: April 26, 1984 to 10