8. References
"Depression Center: Symptoms, Causes, Medications, and Therapies." WebMD. WebMD, n.d.
Web. 06 Mar. 2017.
National Institutes of Health. U.S. Department of Health and Human Services, n.d. Web. 06 Mar.
2017.
Klein, Daniel, Joseph Schwartz, Suzanne Rose, and Julie Leader. "Five-Year Course and Outcome of Dysthymic
Disorder: A
Prospective, Naturalistic Follow-Up Study." American Journal of Psychiatry, 157.6 (2000): 931.
Ruiz, P. "Bipolar Disorder." Journal of the Neurological Sciences, 357 (2015): e497.
Rosenström, Tom, and Markus Jokela. "Reconsidering the Definition of Major Depression Based on Collaborative Psychiatric
Epidemiology Surveys." Journal of Affective Disorders, 207 (2017): 38-46.