The Long-term Natural History of the Weekly Symptomatic Status of Bipolar I DisorderLewis L. Judd, Martin B. Keller, Hagop S. Akiskal et al.|Archives of General Psychiatry|2002Cited by 2.1k
A Prospective Investigation of the Natural History of the Long-term Weekly Symptomatic Status of Bipolar II DisorderLewis L. Judd, Martin B. Keller, Jean Endicott et al.|Archives of General Psychiatry|2003Cited by 1.2k
A Prospective 12-Year Study of Subsyndromal and Syndromal Depressive Symptoms in Unipolar Major Depressive DisordersLewis L. Judd, Martin B. Keller, Hagop S. Akiskal et al.|Archives of General Psychiatry|1998Cited by 778
Major depressive disorder: A prospective study of residual subthreshold depressive symptoms as predictor of rapid relapseLewis L. Judd, Martin B. Keller, Hagop S. Akiskal et al.|Journal of Affective Disorders|1998Cited by 588
Psychosocial Disability in the Course of Bipolar I and II DisordersLewis L. Judd, Martin B. Keller, Hagop S. Akiskal et al.|Archives of General Psychiatry|2005Cited by 572