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佝偻病是婴幼儿的多发病,对小儿身体健康和生长发育影响较大。因此,预防小儿佝偻病是儿童保健工作的重要任务。我们于1982年5月选择纬度差距较大,生活条件不同,有山区和平原的五个县,对2876例10天～3岁婴幼儿进行了分层随机抽样调查,现将摘要报告如下:
Rickets is an infantile disease, a greater impact on children’s health and growth and development. Therefore, the prevention of pediatric rickets is an important task for child health care. In May 1982, we selected 2876 10-day-old and 3-year-old infants randomly selected from five counties with large latitudes and different living conditions and mountainous and plains. The abstract is reported as follows: