Acknowledgements
Depression, NINDS
We thank the patients and their families for their trust, commitment and collaboration that enabled this study. We would like to thank S. Stanslaski (Medtronic) and T. Denison (University of Oxford Institute for Biomedical Engineering) for their technical support on LFP data collection. The Activa PC + S devices were provided by Medtronic. This work was supported by the NIH BRAIN Initiative through NINDS grant UH3NS103550, the Hope for Depression Research Foundation, James S. McDonnell Foundation grant 220020399, National Science Foundation CAREER award CCF-1350954 and the Julian T. Hightower Chair at Georgia Tech. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health (NIH).