Does a long preclinical period occur in Parkinson's disease?
Koller WC, Langston JW, Hubble JP, Irwin I, Zack M, Golbe L, Forno L, Ellenberg J, Kurland L, Ruttenber AJ, et al.
Koller WC, et al.
Neurology. 1991 May;41(5 Suppl 2):8-13.
Neurology. 1991.
PMID: 2041599
Review.
No abstract available.