there were no significant differences in cognitive and memory functions between the l-dopa-treated and untreated young patients , whereas the l-dopa-treated patients in the older age group performed more poorly than untreated patients in some memory tests ( wechsler memory scale i : logical and visual ) and cognitive functions ( wechsler adult intelligence scale : similarities , block design , and cognitive flexibility ) .
C0023570
l-dopa
C0013023
dopa