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Conflicts of interest
M. Zappia: Consultancies: has received compensation for consulting services from Lundbeck, Advisory Boards: see above; Honoraria: see above; Grants: received scientific grants from AIFA, Novartis, Lundbeck; Stock Ownership in medically related fields, Partnerships, Intellectual Property Rights, Expert Testimony, Contracts, Royalties, and Other: none. A. Nicoletti, A. Luca, M. Luca, G. Mostile, G. Sciacca and A. Petralia report no disclosures.
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The study was approved by the local ethical committee and patients and controls were enrolled only after signed the informed consent.
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Alessandra Nicoletti and Antonina Luca have equally contributed to this work.
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Nicoletti, A., Luca, A., Luca, M. et al. Obsessive–compulsive personality disorder in drug-naïve Parkinson’s disease patients. J Neurol 262, 485–486 (2015). https://doi.org/10.1007/s00415-014-7617-z
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DOI: https://doi.org/10.1007/s00415-014-7617-z