Addressing transcranial electrical stimulation variability through prospective individualized dosing of electric field strength in 300 participants across two samples: the 2-SPED approach.

"Conflict of interest We confirm that all authors have no known conflicts of interest associated with this publication and there has been no financial or personal relationship with other people/organizations that could inappropriately influence this work."

"This work was supported by the Special Research Fund (BOF) of Hasselt University (BOF20KP18), an NIH NINDS F31 NRSA grant (Principal Investigator: Kevin A Caulfield; 1F31NS126019-01), the Lundbeck foundation (Axel Thielscher; Grant R313-2019-622) and the European Union’s Horizon 2020 research and innovation program (Michael A Nitsche; No. 101017716). Data were provided by the Human Connectome Project, WU-Minn Consortium (Principal Investigators: David Van Essen and Kamil Ugurbil; 1U54MH091657) funded by the 16 NIH Institutes and Centers that support the NIH Blueprint for Neuroscience Research; and by the McDonnell Center for Systems Neuroscience at Washington University."