we studied platelet [ 3h ] imipramine binding site density in unmedicated subjects with generalized anxiety disorder ( gad ; n = 55 ) , panic disorder ( pd ) with and without agoraphobia ( n = 52 ) , and normal controls ( n = 26 ) in order to determine whether or not patients with panic disorder differed from controls in this biological assay .
C0020934
imipramine
C0030319
panic disorder