1-Methyl-4-phenyl-1,2,3,6 tetrahydropyridine/probenecid impairs intestinal motility and olfaction in the early stages of Parkinson's disease in mice

Disease duration and the integrity of the nigrostriatal system in Parkinson’s disease

Jeffrey H. Kordower, C. Warren Olanow, Hemraj B. Dodiya et al. · Brain · 2013 · 1.3K citations · Full text

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In vivo positron emission tomographic evidence for compensatory changes in presynaptic dopaminergic nerve terminals in Parkinson's disease

Chong S. Lee, Ali Samii, Vesna Sossi et al. · Annals of Neurology · 2000 · 546 citations

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In vivo positron emission tomographic evidence for compensatory changes in presynaptic dopaminergic nerve terminals in Parkinson's disease

Chong S. Lee, Ali Samii, Vesna Sossi et al. · Annals of Neurology · 2000 · 442 citations

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Health‐related quality of life in early Parkinson's disease: The impact of nonmotor symptoms

Gordon W. Duncan, Tien K. Khoo, Alison J. Yarnall et al. · Movement Disorders · 2013 · 383 citations

Medicine, Neurology, Health Assessment +11

Higher incidence of depression preceding the onset of Parkinson's disease: A register study

Albert F.G. Leentjens, Marjan van den Akker, Job Metsemakers et al. · Movement Disorders · 2003 · 343 citations

Medicine, Neurology, Psychiatry +14