There may be no significant increase of cerebrospinal fluid tyrosine levels in patients with Parkinson's disease

F. Zheng

• orcid.org/0000-0002-9322-6505

Department of Neurosurgery, Second Affiliated Hospital of Fujian Medical University, Quanzhou, China

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J. Zhou

Department of Neurosurgery, Second Affiliated Hospital of Fujian Medical University, Quanzhou, China

Contribution: Methodology (supporting), Software (supporting), Validation (supporting)

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C. Wang.

Department of Neurosurgery, Second Affiliated Hospital of Fujian Medical University, Quanzhou, China

Contribution: Methodology (supporting), Validation (supporting)

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Corresponding Author

W. Hu

• [email protected]

Department of Neurosurgery, Second Affiliated Hospital of Fujian Medical University, Quanzhou, China

Correspondence: W. Hu, Department of Neurosurgery, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China (tel.: +86 0595-26655286; fax: +86 0595-26655286; e-mail: [email protected]).

Contribution: Project administration (supporting), Validation (equal), Writing - review & editing (supporting)

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B. Krischek

Department of Neurosurgery, University Hospital of Cologne, Cologne, Germany

Department of Neurosurgery, Hopitaux Robert Schuman, Luxembourg, Luxembourg

Contribution: Supervision (supporting), Validation (supporting), Writing - review & editing (supporting)

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