Ford-Martin, Paula Anne Gale (2002), Gale Encyclopedia of Medicine, Farmington Hills, Michigan Hirschfeld 2003, "Perceptions and impact of bipolar disorder: how far have we really come?", vol.64(2), p.161-174. McGorry PD, Mihalopoulos C, Henry L et al (1995) Spurious precision: procedural validity of diagnostic assessment in psychiatric disorders. 152 (2) 220-223 MedFriendly.com, , Viewed 20 September, 2006 Moncrieff J, Cohen D. (2005). Rethinking models of psychotropic drug action. , 74, 145-153 National Association of Cognitive-Behavioral Therapists, , Viewed 20 September, 2006 van Os J, Gilvarry C, Bale R et al (1999) A comparison of the utility of dimensional and categorical representations of psychosis. 29 (3) 595-606 Williams, J.B., Gibbon, M., First, M., Spitzer, R., Davies, M., Borus, J., Howes, M., Kane, J., Pope, H., Rounsaville, B., and Wittchen, H. (1992). The structured clinical interview for DSM-III-R (SCID) II: Multi-site test-retest reliability. , 49, 630-636.