. 2017 Jun 30;11:378. doi: 10.3389/fnins.2017.00378
Copyright © 2017 Kim, Wittenberg and Nam.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
Figure 2.
Experimental procedure.