Excessive substance use in bipolar disorder is associated with impaired functioning rather than clinical characteristics, a descriptive study

Lagerberg, T. V., Andreassen, O. A., Ringen, P. A., Berg, A. O., Larsson, S., Agartz, I., . . . Melle, I. et al. (2010). Excessive substance use in bipolar disorder is associated with impaired functioning rather than clinical characteristics, a descriptive study. BMC Psychiatry, 10(9). doi:10.1186/1471-244X-10-9