James F. Leckman

The Yale Global Tic Severity Scale: Initial Testing of a Clinician-Rated Scale of Tic Severity

James F. Leckman, Mark A. Riddle, Maureen T. Hardin et al. · Journal of the American Academy of Child & Adolescent Psychiatry · 1989 · 2.2K citations

Medicine, Neurology, Psychiatry +12

Children's Yale-Brown Obsessive Compulsive Scale: Reliability and Validity

Lawrence David Scahill, Mark A. Riddle, Maureen McSwiggin-Hardin et al. · Journal of the American Academy of Child & Adolescent Psychiatry · 1997 · 2.1K citations

Social Sciences, Psychiatry, Psychology +13

Best Estimate of Lifetime Psychiatric Diagnosis

James F. Leckman · Archives of General Psychiatry · 1982 · 1.4K citations

Medicine, Behavioral Sciences, Psychiatry +14

Sequence Variants in <i>SLITRK1</i> Are Associated with Tourette's Syndrome

Jesse F. Abelson, Kenneth Y. Kwan, Brian J. O’Roak et al. · Science · 2005 · 946 citations

Medicine, Genetics, Molecular Genetics +17

Symptoms of obsessive-compulsive disorder

James F. Leckman, Dorothy E. Grice, Heping Zhang et al. · American Journal of Psychiatry · 1997 · 769 citations

Social Sciences, Psychiatry, Psychology +7