%0 Journal Article
%T Commentary on Bryan Dowd's Paper "Separated at Birth: Statisticians, Social Scientists, and Causality in Health Services Research"
%J Health services research
%D 2011
%A James O'Malley, A.
%V 46
%N 2
%P 430-436
%X <p>[Abstract unavailable]</p>
%G 
%I John Wiley and Sons
%@ 0017-9124
%U http://dx.doi.org/10.1111/j.1475-6773.2010.01232.x