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为了解嘉祥县改水降氟后氟骨症患者X线变化情况,于1998年4～5月对原确诊的1236例氟骨症患者改饮低氟水8～10年后X线变化情况进行凋查。
In order to understand the X-ray changes of patients with skeletal fluorosis after water and fluoride reduction in Jiaxiang County, the X-ray changes of 836 patients who had been diagnosed with fluorosis from 8 to 10 years were retrospectively analyzed from April to May 1998 Investigate.