Cadmium acute toxicity

[Mr. Cyril V. Privezentzev]

Dear colleagues,
Could you kindly help me to find some data, if any, on acute  toxicity of
cadmium in comparing with other heavy metals (Pb, Ni, Cr, Hg etc.).
Thank you in advance,
Mr. C. V. Privezentzev
Inst. Biol. South Seas
Nakhimova Ave., 2
335011 Sevastopol 
UKRAINE