| Petersen, Timothy; Papakostas, George I; Mahal, Yasmin et al. (2004) Psychosocial functioning in patients with treatment resistant depression. Eur Psychiatry 19:196-201 |
| Papakostas, George I; Petersen, Timothy; Worthington, John J et al. (2003) A pilot, open study of sertraline in outpatients with treatment-resistant depression (TRD) or with a history of TRD who responded but later relapsed. Int Clin Psychopharmacol 18:293-6 |
| Nierenberg, Andrew A; Papakostas, George I; Petersen, Timothy et al. (2003) Lithium augmentation of nortriptyline for subjects resistant to multiple antidepressants. J Clin Psychopharmacol 23:92-5 |
| Papakostas, George I; Petersen, Timothy; Sonawalla, Shamsah B et al. (2003) Serum cholesterol in treatment-resistant depression. Neuropsychobiology 47:146-51 |
| Papakostas, George I; Petersen, Timothy; Mischoulon, David et al. (2003) Functioning and interpersonal relationships as predictors of response in treatment-resistant depression. Compr Psychiatry 44:44-50 |
| Papakostas, George I; Petersen, Timothy; Denninger, John et al. (2003) Somatic symptoms in treatment-resistant depression. Psychiatry Res 118:39-45 |
| Papakostas, George I; Petersen, Timothy; Iosifescu, Dan V et al. (2003) Axis III disorders in treatment-resistant major depressive disorder. Psychiatry Res 118:183-8 |
| Papakostas, George I; Petersen, Timothy J; Farabaugh, Amy H et al. (2003) Psychiatric comorbidity as a predictor of clinical response to nortriptyline in treatment-resistant major depressive disorder. J Clin Psychiatry 64:1357-61 |
| Nierenberg, Andrew A; Papakostas, George I; Petersen, Timothy et al. (2003) Nortriptyline for treatment-resistant depression. J Clin Psychiatry 64:35-9 |
| Petersen, T; Gordon, J A; Kant, A et al. (2001) Treatment resistant depression and axis I co-morbidity. Psychol Med 31:1223-9 |
