Funding for this research was provided by:
Received: 14 August 2018
Accepted: 20 December 2018
First Online: 17 January 2019
Ethics approval and consent to participate
: The study protocol was approved by the ethical committees of all participating centers of the Euro-SCD project. For the IDIBAPS sample, this was the ethics committee of the Alzheimer’s Disease and Other Cognitive Disorders Unit, Hospital Clinic of the University of Barcelona. Likewise, the VUmc local Medical Ethics Committee has approved a general protocol for biobanking and using the clinical data for research purposes. For the DELCODE multicenter study, approval was given by the ethical committees of the medical faculties of all participating sites: Berlin (Charité, University Medicine), Bonn, Cologne, Göttingen, Magdeburg, Munich (Ludwig-Maximilians-University), Rostock, and Tübingen. The process was led and coordinated by the ethical committee of the medical faculty of the University of Bonn. All patients provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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