%0 Journal Article %T Benzidine Dihydrochloride: Risk Assessment %A LITTLEFIELD, NEIL, A. %A NELSON, C., J. %A GAYLOR, DAVID, W. %J Toxicological Sciences %V 4 %N 1 %P 69-80 %@ 1096-6080 %D 1984-02-01 %I Oxford University Press %~ DeepDyve