Diagnostic Tests for Choreoacanthocytosis
Neurol 41:1000-1006, Feinberg,T.E.,et al, 1991
Neurologic Crises in Hereditary Tyrosinemia
NEJM 322:432-437, Mitchell,G.,et al, 1990
Purine Phosphoribosyltransferase in Gilles de la Tourette Syndrome
NEJM 296:210, VanWoert,M.H.,et al, 1977