References:
American Psychiatric Association
Anxiety and Depression Association of America
Browne, H. A., Hansen, S. N., Buxbaum, J. D., Gair, S. L., Nissen, J. B., Nikolajsen, K. H., … & Grice, D. E. (2015). Familial clustering of tic disorders and obsessive-compulsive disorder. JAMA psychiatry, 72(4), 359-366.
Centers for Disease Control
Hezel, D. M., & Simpson, H. B. (2019). Exposure and response prevention for obsessive-compulsive disorder: A review and new directions. Indian journal of psychiatry, 61(Suppl 1), S85.
International OCD Foundation
National Institute of Mental Health
University of Pennsylvania Perelman School of Medicine