The treatment of chronic depression, part 3: psychosocial functioning before and after treatment with sertraline or imipramine.
Miller IW, Keitner GI, Schatzberg AF, Klein DN, Thase ME, Rush AJ, Markowitz JC, Schlager DS, Kornstein SG, Davis SM, et al. J Clin Psychiatry. 1998 Nov; 59(11):608-19.