AUTHOR=Levi Timothée , Bonifazi Paolo , Massobrio Paolo , Chiappalone Michela TITLE=Editorial: Closed-Loop Systems for Next-Generation Neuroprostheses JOURNAL=Frontiers in Neuroscience VOLUME=12 YEAR=2018 URL=https://www.frontiersin.org/journals/neuroscience/articles/10.3389/fnins.2018.00026 DOI=10.3389/fnins.2018.00026 ISSN=1662-453X