Results The infant mortality rate and the premature delivery rate in the Cd polluted area were higher than those of unpolluted areas.

  • 结果镉污染区婴儿死亡率和早产发生率偏高;污染区居民疾病死亡谱与福建省山区不同,也与同县的非污染区不同;
目录 查词历史