Objective To investigate health status of farm-workers in Guangxi who had been occupationally exposed to mercury and then returned to their hometown from a mercury mine in Wanshan area, Guizhou.

• 目的调查广西到贵州汞矿务工后返乡农民工的健康状况。方法对56名到贵州万山地区某汞矿务工的广西籍返乡农民工进行职业健康体检和尿汞含量测定。