. 2017 Feb 2;13(3):613–620. doi: 10.1080/21645515.2016.1238535
© 2017 The Author(s). Published with license by Taylor & Francis
This is an Open Access article distributed under the terms of the Creative Commons Attribution-Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. The moral rights of the named author(s) have been asserted.
Figure 1.
Trial design.