Does a long preclinical period occur in Parkinson's disease?
Koller
W C
WC
Department of Neurology, University of Kansas Medical Center, Kansas City 66103.
Langston
J W
JW
Hubble
J P
JP
Irwin
I
I
Zack
M
M
Golbe
L
L
Forno
L
L
Ellenberg
J
J
Kurland
L
L
Ruttenber
A J
AJ
D001921:Brain / Q000000981:diagnostic imaging; D006801:Humans; D009420:Nervous System / Q000473:pathology; D009422:Nervous System Diseases / Q000503:physiopathology; D010300:Parkinson Disease / Q000453:epidemiology / Q000503:physiopathology* / Q000523:psychology; D011930:Reaction Time; D014055:Tomography, Emission-Computed