%0 Journal Article
%T Treatment-resistant depression: Definition and treatment approaches
%J Journal of clinical psychiatry
%D 1990
%A Nierenberg, Andrew A.
%A Amsterdam, Jay D.
%V 51
%N 6, Suppl
%P 39-47
%X <p>[Abstract unavailable]</p>
%G en
%I Physicians Postgraduate Press
%@ 0160-6689
%U http://dx.doi.org/