1. National Institute of Mental Health. Major Depression among Adults. Available online at
http://www.nimh.nih.gov/health/statistics/prevalence/major-depression-among-adults.shtml
. Accessed on September 14, 2015.
2. National Institute for Health Care Management (NIHCM) Foundation. Identifying and Treating Maternal Depression: Strategies & Considerations for Health Plans. Washington, DC: National Institute for Health Care Management (NIHCM) Foundation. Available online at
https://www.nihcm.org/pdf/FINAL_MaternalDepression6-7.pdf
. Accessed on November 26, 2015.
3. Greenberg PE, Birnbaum HG. The Economic Burden of Depression in the US: Societal and Patient Perspectives. Expert Opinion on Pharmacotherapy. 2005;6(3):369–376.
4. Wang PS, Beck AL, Berglund P, et al. Effects of Major Depression on Moment-in-Time Work Performance. The American Journal of Psychiatry. 2004;161(10):1885–1891.
5. World Health Organization. Health Statistics and Information Systems: Global Health Estimates 2015. Available online at
http://www.who.int/healthinfo/global_burden_disease/estimates/en/index2.html
. Accessed on September 14, 2015.