Neurology · 1999 · 230 citations · 22 references
The DCI is a useful, practicable instrument in the clinic or research practice allowing an assessment of lifetime likelihood of TS. Further work is needed to test the DCI's psychometric properties, such as its validity and reliability in populations of interest.
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An Inventory for Measuring Depression
Aaron T. Beck · Archives of General Psychiatry · 1961 · 37.8K citations
Course of Tic Severity in Tourette Syndrome: The First Two Decades
James F. Leckman, Heping Zhang, Amy Vitale et al. · PEDIATRICS · 1998 · 684 citations