. 2011 Dec 3;1(1):93–104. doi: 10.1159/000333381
Copyright © 2011 by S. Karger AG, Basel
This is an Open Access article distributed under the terms of the Creative Commons Attribution-Noncommercial-No-Derivative-Works License (http://creativecommons.org/licenses/by-nc-nd/3.0/). Users may download, print and share this work on the Internet for noncommercial purposes only, provided the original work is properly cited, and a link to the original work on http://www.karger.com and the terms of this license are included in any shared versions.
Fig. 1.
Flow chart depicting the plan of the study.