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  • Russell T. Joffe, Wolfgang Singer, Anthony J. Levitt, Charlotte Macdonald
  • Psychology, Medicine
  • Archives of general psychiatry
  • 1993 (First Publication: 1 May 1993)
  • OBJECTIVE To directly compare the efficacy of lithium carbonate and liothyronine sodium (triiodothyronine) in the augmentation of therapeutic response in antidepressant nonresponders. DESIGN AExpand
  • S. Kennedy, R. Lam, +15 authors R. Uher
  • Medicine
  • Canadian journal of psychiatry. Revue canadienne…
  • 2016 (First Publication: 2 August 2016)
  • Background: The Canadian Network for Mood and Anxiety Treatments (CANMAT) conducted a revision of the 2009 guidelines by updating the evidence and recommendations. The scope of the 2016 guidelinesExpand
  • Mark Sinyor, Anthony J. Levitt, +4 authors Krista L. Lanctôt
  • Medicine
  • The Journal of clinical psychiatry
  • 2010 (First Publication: 26 January 2010)
  • OBJECTIVE To determine if the inclusion of a placebo arm and/or the number of active comparators in antidepressant trials influences the response rates of the active medication and/or placebo. DATAExpand
  • Raymond W. Lam, Anthony J. Levitt, +4 authors Edwin M. Tam
  • Psychology, Medicine
  • The American journal of psychiatry
  • 2006 (First Publication: 1 May 2006)
  • OBJECTIVE Light therapy and antidepressants have shown comparable efficacy in separate studies of seasonal affective disorder treatment, but few studies have directly compared the two treatments.Expand
  • Anthony J. Levitt, Michael H. Boyle, Russell T. Joffe, Z Baumal
  • Psychology, Medicine
  • Canadian journal of psychiatry. Revue canadienne…
  • 2000 (First Publication: 1 September 2000)
  • Objective: To examine estimates of lifetime prevalence of seasonal affective disorder (SAD) in Toronto, Ontario. Method Random telephone numbers were generated for the city of Toronto, and 781Expand
  • Ayal Schaffer, John Cairney, Amy Cheung, Scott Veldhuizen, Anthony J. Levitt
  • Psychology, Medicine
  • Canadian journal of psychiatry. Revue canadienne…
  • 2006 (First Publication: 1 January 2006)
  • Objective: This study reports on the lifetime prevalence and illness characteristics of bipolar disorder (BD) in a large, representative sample of Canadians. Method: Data were obtained from theExpand