Inherited Metabolic Diseases of the Nervous System, Biopterine Deficiency
Adams & Victors Principles of Neurology, Chp 37, pg 951, Ropper, A.H.,et al, 2014
Dopa-Responsive Dystonia, Some Pieces of the Puzzle are Still Missing
Neurol 50:853-855, Nygaard,T.G.&Wooten,G.F., 1998
Dopamine, Dystonia, and the Deficient Co-Factor
Lancet 345:1130, Williams,A.C., 1995