Angst, J. ., Rössler, W. ., -Gross, A. . , V, Angst, F. ., Wittchen, H. ., Lieb, R. ., … Vandeleur, C. . (2019). Differences between unipolar mania and bipolar-I disorder: Evidence from nine epidemiological studies. Bipolar Disorders, 21(5), 437-448. https://doi.org/10.1111/bdi.12732

Hoyer, J. ., Voss, C. ., Strehle, J. ., Venz, J. ., Pieper, L. ., Wittchen, H. ., … Beesdo-Baum, K. . (2020). Test-retest reliability of the computer-assisted DIA-X-5 interview for mental disorders. BMC Psychiatry, 20(1), 280. https://doi.org/10.1186/s12888-020-02653-6 (Original work published 2020)