Water fluoride content and present status of water improving project in Yuncheng,Juye,Shanxian of Heze in Oct 2005 was investigated.

• 掌握菏泽市地方性氟中毒(地氟病)病区饮水氟含量与改水降氟工程情况,为进一步做好地氟病防治工作提供依据。