Trichotillomania comorbidity in a sample enriched for familial obsessive-compulsive disorder

Ted Avi Gerstenblith, Ashley Jaramillo-Huff, Tuua Ruutiainen, Paul S. Nestadt, Jack F. Samuels, Marco A. Grados, Bernadette A. Cullen, Mark A. Riddle, Kung Yee Liang, Benjamin D. Greenberg, Steven A. Rasmussen, Scott L. Rauch, James T. McCracken, John Piacentini, James A. Knowles, Gerald Nestadt, O. Joseph Bienvenu