%0 conference lecture %@ %A Hempel, M., Chau, Y. K., Dutka, B. J., McInnis, R., Kwan, K. K., Liu, D. %D 1994 %J 2. International Symposium on Speciation of Elements in Toxicology and in Environmental and Biological Sciences %T Risk assessment on mercury contaminated sites – toxicity of organic mercury compounds %U %X