1Martinez- Aran A, Vieta E, Reinares M, et al. Cognitive function across manic or hypomanic, depressed, and euthymic states in bipolar disorder. Am J Psychiatry, 2004; 161 (2) : 262 - 270.
2Kieseppa T, Tuulio - Henriksson A, Haukka J, et al. Memory and verbal learning functions in twins with bipolar - I disorder, and the role of information - processing speed. Psychol Med. 2005; 35 (2) : 205 -215.
3Clark L, Kempton M J, Scama A, et al. Sustained attention -deficit confirmed in euthymic bipolar disorder but not in first - degree relatives of bipolar patients or euthymic unipolar depression. Biol Psychiatry, 2005 ; 57 (2) : 183 - 187.
4Burdick KE, Goldberg JF, Harrow M, et al. Neurocognition as a stable endophenotype in bipolar disorder and schizophrenia. J Nerv Ment Dis. 2006; 194 (4) : 255 -260.
5Balanza - Martinez V, Tabares - Seisdedos R, Selva - Vera G, et al. Persistent cognitive dysfunctions in bipolar I disorder and schizophrenic patients: a 3 - year follow - up study. Psychother Psychosom. 2005; 74 (2) : 113 -119.
6Daban C, Martinez - Aran A, Torrent C, et al. Specificity of cognitive deficits in bipolar disorder versus schizophrenia. A systematic review. Psychother Psychosom. 2006 ; 75 (2) : 72 - 84.
7Bora E, Vahip S, Akdeniz F. Sustained attention deficits in manic and euthymic patients with bipolar disorder. Prog Neuropsychopharmacol Biol Psychiatry, 2006; 30 (6) : 1097 - 1102.
8Robinson LJ, Thompson JM, Gallagher P, et al. A meta - analysis of cognitive deficits in euthymic patients with bipolar disorder. J Affect Disord. 2006; 93 (1 -3) : 105 -115.
9Mur M, Portella M J, Martinez - Aran A, et al. Persistent neuropsychological deficit in euthymic bipolar patients: executive function as a core deficit. J Clin Psychiatry. 2007; 68 (7) : 1078 -1086.
10Robinson LJ, Ferrier IN. Evolution of cognitive impairment in bipolar disorder: a systematic review of cross -sectional evidence. Bipolar Disord. 2006; 8 (2) : 103 - 116.
