Fourteen-Year Final Report of the Randomized PDRG-UK Trial Comparing Three Treatments in PD
Neurol 71:474-480.470, Katzenschlager,R.,et al., 2008
Ten-year Follow-up of Three Different Initial Treatments in De-novo PD
Neurol 57:1687-1694, Lees,A.J.,et al, 2001