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随着科学技术的不断进步和研究的深入,铅中毒的概念已经发生了根本性的变化,已转向亚临床型无症状性高铅暴露。生命早期的铅暴露不仅危害儿童期智能和行为发育,而且对成年后心血管异常、骨质疏松等也有影响[1]。湖北省荆州市妇幼保健院于2007年5月至2008年5月对市直幼儿园的儿
With the continuous improvement of science and technology and the deepening of research, the concept of lead poisoning has undergone fundamental changes and has turned to subclinical asymptomatic high-lead exposure. Lead exposure early in life not only endangers childhood intelligence and behavioral development, but also affects adult cardiovascular abnormalities, osteoporosis, etc. [1]. Jingzhou City, Hubei Province Maternal and Child Health Hospital in May 2007 to May 2008 on the city straight kindergarten children