1. Denizet-Lewis B. Why are more American teenagers than ever suffering from severe anxiety? New York Times Magazine. October 11, 2017. https://www.nytimes.com/2017/10/11/magazine/why-are-more-american-teenagers-than-ever-suffering-from-severe-anxiety.html. Accessed March 29, 2018.
2. Schwartz A. New York Times. December 14, 2013. http://www.nytimes.com/2013/12/15/health/the-selling-of-attention-deficit-disorder.html?pagewanted=all. Accessed March 29, 2018.
3. Schrobsdorff S. There’s a startling increase in major depression among teens in the U.S. Time. November 16, 2016. http://time.com/4572593/increase-depression-teens-teenage-mental-health. Accessed March 29, 2018.
4. Challenging the myth of an "epidemic" of common mental disorders: trends in the global prevalence of anxiety and depression between 1990 and 2010;Baxter;Depress Anxiety,2014
5. Global variation in the prevalence and incidence of major depressive disorder: a systematic review of the epidemiological literature;Ferrari;Psychol Med,2013