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Serum caffeine and metabolites are reliable biomarkers of early Parkinson disease

103

Citations

31

References

2018

Year

Abstract

This study provides Class III evidence that decreased serum levels of caffeine and its metabolites identify patients with PD.

References

YearCitations

2009

6.6K

2014

1.9K

2013

1.8K

2015

1.3K

2001

677

1989

638

2001

509

2001

442

2011

417

1999

354

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