Concentrations of selected heavy metals in maternal blood and associated factors in rural areas in Shanxi Province, China.


BACKGROUND Animal experiments indicate that prenatal exposure to mercury (Hg), lead (Pb), cadmium (Cd) and arsenic (As) can induce fetal neural tube defects (NTDs). The objectives of this study were to determine the levels of maternal exposure to Hg, Pb, Cd and As during early pregnancy in rural areas of Shanxi Province, China, in order to explore factors… (More)
DOI: 10.1016/j.envint.2014.01.016