NCT00004324 2005-06-24Developmental Phenomenology of Obsessive Compulsive Disorder and Tourette Syndrome in Children and AdolescentsNational Center for Research Resources (NCRR)Completed90 enrolled
NCT00004325 2005-06-24Study of the Neurobiology of Tourette Syndrome and Related DisordersNational Center for Research Resources (NCRR)Completed200 enrolled