1. Depression and Other Common Mental Disorders: Global Health Estimates. Geneva: World Health Organization; 2017. Licence: CC BY-NC-SA 3.0 IGO.
http://apps.who.int/iris/bitstream/10665/254610/1/WHO-MSD-MER-2017.2-eng.pdf
. Accessed 30 Aug. 2017.
2. Eisendrath SJ, Cole SA, Christensen JF, Gutnick D, Cole MR, Feldman MD. Depression. In: Feldman MD, Christensen JF, Satterfield JM, editors. Behavioral Medicine: A Guide for Clinical Practice. 4th ed. New York: McGraw-Hill Education; 2014.
3. Miller S, Dell'Osso B, Ketter TA. The prevalence and burden of bipolar depression. J Affect Disord. 2014;169(Suppl 1):S3–11.
4. Uher R, Payne JL, Pavlova B, Perlis RH. Major depressive disorder in DSM-5: implications for clinical practice and research of changes from DSM-IV. Depress Anxiety. 2014;31(6):459–71.
5. McIntyre RS, Filteau MJ, Martin L, Patry S, Carvalho A, Cha DS, et al. Treatment-resistant depression: definitions, review of the evidence, and algorithmic approach. J Affect Disord. 2014;156:1–7.