title: Erratum to: Implantable neurotechnologies: bidirectional neural interfaces--applications and VLSI circuit implementations.
authors.affiliation: Department of Biomedical Engineering, Johns Hopkins University, Baltimore, MD, USA. egreenw3@jhu.edu.
authors.forename: Elliot
authors.initials: E
authors.lastname: Greenwald
authors.affiliation: Department of Biomedical Engineering, Johns Hopkins University, Baltimore, MD, USA.
authors.forename: Matthew R
authors.initials: MR
authors.lastname: Masters
authors.affiliation: Department of Biomedical Engineering, Johns Hopkins University, Baltimore, MD, USA. nthakor@jhu.edu.|Singapore Institute for Neurotechnology (SINAPSE), National University of Singapore, Singapore, Singapore. nthakor@jhu.edu.
authors.forename: Nitish V
authors.initials: NV
authors.lastname: Thakor