1. NIH - National Institute of Mental Health. 2016 Anxiety disorders http://www.nimh.nih.gov/health/topics/anxiety-disorders/index.shtml
2. CBHSQ - Center for Behavioral Health Statistics and Quality 2015 Behavioral health trends in the United States: Results from the 2014 National Survey on Drug Use and Health http://www.samhsa.gov/data/
3. PhRMA 2014 Medicines in Development for Mental Health http://www.phrma.org/sites/default/files/pdf/2014-mental-health-report.pdf
4. PhRMA 2016 Medicines in Development for Mental Illnesses. 2016 Update http://phrma.org/sites/default/files/pdf/medicines-in-development-report-mental-illnesses.pdf
5. WHO - World Health Organization Regional Office for Europe 2013 RC 63 fact sheet on mental health http://www.euro.who.int/__data/assets/pdf_file/0004/215275/RC63-Fact-sheet-MNH-Eng.pdf