Reductions in blood lead levels among school children following the introduction of unleaded petrol in South Africa

Reductions in blood lead levels among school children following the introduction of unleaded petrol in South Africa

搜集汇总

背景与挑战

背景概述

该数据集研究南非引入无铅汽油后学龄儿童血铅水平的变化，结果显示血铅水平有所下降。