Clinical Differences between Subjects with Familial and Nonfamilial Tourette's Syndrome

de la Tourette G. Étude sur une affection nerveuse caractérisée par de l'incoordination motrice accompagnée d'écholalie et de coprolalie. Arch Neurol 1885; 25:10–41.

Price AR Kidd KK Cohen DJ Pauls DL Leckman JF . A twin study of Tourette's syndrome. Arch Gen Psychiatry 1985;42:815–20.

American Psychiatric Association. Diagnostic and statistical manual of mental disorders. 4th ed. Washington (DC): American Psychiatric Association; 1994.

Leckman JF Price RA Walkup JT Ort S Pauls DL Cohen DJ . Non genetic factors in Gilles de la Tourette's syndrome [letter]. Arch Gen Psychiatry 1987;44:100.