. 2017 Mar 14;9:56. doi: 10.3389/fnagi.2017.00056
Copyright © 2017 Müller, Rehfeld, Schmicker, Hökelmann, Dordevic, Lessmann, Brigadski, Kaufmann and Müller.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution and 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 1.
Flow chart of participants’ recruitment.