Intrinsic brain functional connectivity predicts treatment-related motor complications in early Parkinson's disease patients.

"Declarations Conflicts of interestThe authors did not receive any recent, present or anticipated employment by any organization that may gain or lose financially through publication of this manuscript. Ethical standards All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study was approved by the ethics committee of the University of Campania “Luigi Vanvitelli”, Naples, Italy. Consent to participateInformed consent was obtained from all individual participants included in the study. Consent to publishPatients signed informed consent regarding publishing their data. Conflicts of interest The authors did not receive any recent, present or anticipated employment by any organization that may gain or lose financially through publication of this manuscript."

"Funding Open access funding provided by Università degli Studi della Campania Luigi Vanvitelli within the CRUI-CARE Agreement. The authors did not receive support from any organization for the submitted work. The authors have no relevant financial or non-financial interests to disclose."