Citation: Woods DW, Flessner CA, Franklin ME, Keuthen NJ, Goodwin RD, Stein DJ, Walther MR; Trichotillomania Learning Center-Scientific Advisory Board. The Trichotillomania Impact Project (TIP): Exploring phenomenology, functional impairment, and treatment utilization. J Clin Psychiatry. 2006 Dec;67(12):1877-88.