%0 Journal Article
%T Causal chain approaches to the evaluation of highway safety countermeasures
%J Journal of safety research
%D 1971
%A Hall, William K.
%A O'Day, Joanne
%V 3
%N 1
%P 9-20
%X <p>[Abstract unavailable]</p>
%G en
%I Elsevier Publishing
%@ 0022-4375
%U http://dx.doi.org/