. 2014 Mar 20;9:451–458. doi: 10.2147/CIA.S58535
© 2014 Kuptniratsaikul et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License
The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.
Figure 1.
Flow of participants through stages of a randomized trial.