尿氟是反映人体氟摄入水平的特异性指标 ,对氟中毒诊断和防治效果评价具有重要的参考价值。既往 ,有关成人和青少年学生的尿氟资料报导较多 ,而一岁以内婴儿尿氟水平及其与母乳氟含量的关系未曾见有国内资料报导。为此 ,我们在氟中毒病区 (简称病区 )、已改水病区和非病区收集? Urinary fluoride is a specific index reflecting the level of human fluoride intake, which has important reference value for the evaluation of the diagnosis and prevention and treatment of fluorosis. In the past, urinary fluoride data on adult and adolescent students were reported more frequently. However, there was no domestic data on urinary fluoride levels in infants aged 1 year and their relationship with breast milk fluorine content. To this end, we in fluorosis ward (referred to as the ward), has been diverted to water and non-ward area collected?