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控制人口增长,提高人口素质是我国的基本国策。优生优育,其关键问题是要减少出生缺陷儿。我省参加了国家“七五”攻关课题研究,按国家流调统一规定和要求,监测了两年(1988年1月-1989年12月)共住院分娩围产儿49268例(孕满28周或体重≥1000g,产后7天)其中有446例产妇为双胎分娩,围产儿392例。现对446例产妇分娩双胎,双胎畸形等有关因素进行调
To control the population growth and improve the population quality is the basic national policy of our country. Prenatal and postnatal care, the key issue is to reduce birth defects children. Our province participated in the national “Seventh Five-Year” research project, according to the national flow regulation unified requirements and requirements, monitored two years (January 1988 -1989 December) a total of 49,268 cases of perinatal delivery of children (28 weeks pregnant or Weight ≥ 1000g, 7 days postpartum) Among them, 446 maternal twins were delivered and 392 were perinatal. Now 446 cases of maternity twins, twins deformities and other related factors to be adjusted